FAA-listed STC holder

Knots 2U Ltd. STCs

The Jun 30, 2026 FAA DRS snapshot lists 35 selected supplemental type certificates with status Current under Knots 2U Ltd.. The records span 302 public aircraft directories and 6 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

302

aircraft directories

modification categories

May 24, 2021

latest recorded revision

Recently revised records

Showing the 35 most recently revised records. Category directories provide the complete paginated discovery path.

35 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

Knots 2U Ltd. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SA00076WI Manufacture and installation of replacement wing tips. Aircraft structures View record	New Piper Aircraft PA-32-300TC A3SO New Piper Aircraft PA-32R-300TC A3SO New Piper Aircraft PA-32RT-300TTC A3SO New Piper Aircraft PA-32RT-300TC A3SO	Current at cited snapshot Revised May 24, 2021 Application: Jan 21, 1993	FAA holder: Knots 2U Ltd. FAA authority record
SA1227CE Installation of dorsal fin. Other aircraft modifications View record	New Piper Aircraft PA-28R-200TC 2A13 New Piper Aircraft PA-28R-180TC 2A13 New Piper Aircraft PA-28-180TC 2A13 New Piper Aircraft PA-28-160TC 2A13 New Piper Aircraft PA-28-150TC 2A13 New Piper Aircraft PA-28-140TC 2A13	Current at cited snapshot Revised May 24, 2021 Application: Apr 3, 1976	FAA holder: Knots 2U Ltd. FAA authority record
SA1228CE Installation of wing tip extension. Aircraft structures View record	Piper Aircraft PA-28-140TC 2A13 Piper Aircraft PA-28-150TC 2A13 Piper Aircraft PA-28-160TC 2A13 Piper Aircraft PA-28-180TC 2A13	Current at cited snapshot Revised May 24, 2021 Application: Jun 6, 1975	FAA holder: Knots 2U Ltd FAA authority record
SA1373CE Install third window. (PA-28-180 S/N 28-1 THRU 28-4377, PA-28-235 S/N 28-10003 THRU 28-11039). Aircraft structures View record	New Piper Aircraft PA-28-235TC 2A13 New Piper Aircraft PA-28-140TC 2A13 New Piper Aircraft PA-28-150TC 2A13 New Piper Aircraft PA-28-180TC 2A13 New Piper Aircraft PA-28-160TC 2A13	Current at cited snapshot Revised May 24, 2021 Application: Apr 21, 1977	FAA holder: Knots 2U Ltd. FAA authority record
SA2490SW Installation of wing tip extension and dorsal fin. Aircraft structures View record	Piper Aircraft PA-28R-180TC 2A13 Piper Aircraft PA-28R-200TC 2A13	Current at cited snapshot Revised May 24, 2021 Application: Jul 14, 1977	FAA holder: Knots 2U Ltd FAA authority record
SA10594SC Modification of the Monroe Automotive Equipment Co. (MAECO) Shimmy Dampener. Other aircraft modifications View record	Piper Aircraft PA-24TC 1A15 Piper Aircraft PA-24-250TC 1A15 Piper Aircraft PA-24-260TC 1A15 Piper Aircraft PA-24-400TC 1A15 Piper Aircraft PA-28-140TC 2A13 Piper Aircraft PA-28-150TC 2A13 Piper Aircraft PA-28-151TC 2A13 Piper Aircraft PA-28-160TC 2A13 Piper Aircraft PA-28-161TC 2A13 Piper Aircraft PA-28-180TC 2A13 Piper Aircraft PA-28-181TC 2A13 Piper Aircraft PA-28-201TTC 2A13 Piper Aircraft PA-28-235TC 2A13 Piper Aircraft PA-28-236TC 2A13 Piper Aircraft PA-28R-180TC 2A13 Piper Aircraft PA-28R-200TC 2A13 Piper Aircraft PA-28R-201TC 2A13 Piper Aircraft PA-28R-201TTC 2A13 Piper Aircraft PA-28RT-201TC 2A13 Piper Aircraft PA-28RT-201TTC 2A13 Piper Aircraft PA-30TC A1EA Piper Aircraft PA-39TC A1EA Piper Aircraft PA-31TC A20SO Piper Aircraft PA-31-300TC A20SO Piper Aircraft PA-31-325TC A20SO Piper Aircraft PA-31-350TC A20SO Piper Aircraft PA-32-260TC A3SO Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-32S-300TC A3SO Piper Aircraft PA-31PTC A8EA Piper Aircraft PA-31P-350TC A8EA Piper Aircraft PA-31TTC A8EA	Current at cited snapshot Revised Aug 11, 2017 Application: Aug 30, 2006	FAA holder: Knots 2U, Ltd FAA authority record
SA00070SE Fabrication of Model RD-0050 replacement wing-tip position light lens covers. Aircraft structures View record	Beechcraft 36TC 3A15 Beechcraft A36TC 3A15 Beechcraft F33ATC 3A15 Beechcraft V35BTC 3A15	Current at cited snapshot Revised Oct 9, 2015 Application: Jan 10, 1994	FAA holder: Knots 2U Ltd. FAA authority record
SA00648SE Fabrication of R.M.D. Aircraft Lighting, Inc., wing-tip and landing light Kit No. 00190-C. Aircraft structures View record	Cessna Aircraft 185TC 3A24 Cessna Aircraft 185ATC 3A24 Cessna Aircraft 185BTC 3A24 Cessna Aircraft 185CTC 3A24 Cessna Aircraft 185DTC 3A24 Cessna Aircraft 185ETC 3A24 Cessna Aircraft A185ETC 3A24 Textron Aviation 150TC 3A19 Textron Aviation 150ATC 3A19 Textron Aviation 150BTC 3A19 Textron Aviation 150CTC 3A19 Textron Aviation 150DTC 3A19 Textron Aviation 150ETC 3A19 Textron Aviation 150FTC 3A19 Textron Aviation 150GTC 3A19 Textron Aviation 150HTC 3A19 Textron Aviation 150JTC 3A19 Textron Aviation 150KTC 3A19 Textron Aviation 150LTC 3A19 Textron Aviation 150MTC 3A19 Textron Aviation 152TC 3A19 Textron Aviation 170ATC A-799 Textron Aviation 170BTC A-799 Textron Aviation 172TC 3A12 Textron Aviation 172ATC 3A12 Textron Aviation 172BTC 3A12 Textron Aviation 172CTC 3A12 Textron Aviation 172DTC 3A12 Textron Aviation 172ETC 3A12 Textron Aviation 172F (USAF T-41A)TC 3A12 Textron Aviation 172GTC 3A12 Textron Aviation 172H (USAF T-41A)TC 3A12 Textron Aviation 172ITC 3A12 Textron Aviation 172KTC 3A12 Textron Aviation 172LTC 3A12 Textron Aviation 175TC 3A17 Textron Aviation 175ATC 3A17 Textron Aviation 175BTC 3A17 Textron Aviation 175CTC 3A17 Textron Aviation 180TC 5A6	Current at cited snapshot Revised Oct 9, 2015 Application: Jul 14, 1998	FAA holder: Knots 2U Ltd. FAA authority record
SA01107SE RMD Aircraft Lighting high intensity discharge wingtip light. Other aircraft modifications View record	Cessna Aircraft 185TC 3A24 Cessna Aircraft 185ATC 3A24 Cessna Aircraft 185BTC 3A24 Cessna Aircraft 185CTC 3A24 Cessna Aircraft 185DTC 3A24 Cessna Aircraft 185ETC 3A24 Cessna Aircraft A185ETC 3A24 Cessna Aircraft A185FTC 3A24 Piper Aircraft PA-28-140TC 2A13 Piper Aircraft PA-28-150TC 2A13 Piper Aircraft PA-28-151TC 2A13 Piper Aircraft PA-28-160TC 2A13 Piper Aircraft PA-28-161TC 2A13 Piper Aircraft PA-28-180TC 2A13 Piper Aircraft PA-28-181TC 2A13 Piper Aircraft PA-28-201TTC 2A13 Piper Aircraft PA-28-235TC 2A13 Piper Aircraft PA-28-236TC 2A13 Piper Aircraft PA-28R-180TC 2A13 Piper Aircraft PA-28R-200TC 2A13 Piper Aircraft PA-28R-201TC 2A13 Piper Aircraft PA-28R-201TTC 2A13 Piper Aircraft PA-28RT-201TC 2A13 Piper Aircraft PA-28RT-201TTC 2A13 Piper Aircraft PA-28S-160TC 2A13 Piper Aircraft PA-28S-180TC 2A13 Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-34-200TC A7SO Piper Aircraft PA-34-200TTC A7SO Piper Aircraft PA-34-220TTC A7SO Textron Aviation 150TC 3A19 Textron Aviation 150ATC 3A19	Current at cited snapshot Revised Oct 9, 2015 Application: Mar 22, 2002	FAA holder: Knots 2U Ltd. FAA authority record
SA01786SE Fabrication and installation of wing tips. Aircraft structures View record	Piper Aircraft PA-28-140TC 2A13 Piper Aircraft PA-28-150TC 2A13 Piper Aircraft PA-28-160TC 2A13 Piper Aircraft PA-28-180TC 2A13 Piper Aircraft PA-28R-180TC 2A13 Piper Aircraft PA-28R-200TC 2A13 Piper Aircraft PA-28S-160TC 2A13 Piper Aircraft PA-28S-180TC 2A13 Piper Aircraft PA-34-200TC A7SO Piper Aircraft PA-34-200TTC A7SO Piper Aircraft PA-34-220TTC A7SO	Current at cited snapshot Revised Oct 9, 2015 Application: Aug 1, 2007	FAA holder: Knots 2U Ltd. FAA authority record
SA01787SE Fabrication and installation of wing tips. Aircraft structures View record	Piper Aircraft PA-28-151TC 2A13 Piper Aircraft PA-28-161TC 2A13 Piper Aircraft PA-28-181TC 2A13 Piper Aircraft PA-28-201TTC 2A13 Piper Aircraft PA-28-236TC 2A13 Piper Aircraft PA-28R-201TC 2A13 Piper Aircraft PA-28R-201TTC 2A13 Piper Aircraft PA-28RT-201TC 2A13 Piper Aircraft PA-28RT-201TTC 2A13	Current at cited snapshot Revised Oct 9, 2015 Application: Aug 1, 2007	FAA holder: Knots 2U Ltd. FAA authority record
SA3685NM Installation of fiberglass wing tips; each tip having a 100 watt recognition light and a clear plastic lens. Aircraft structures View record	Textron Aviation 210-5 (205)TC 3A21 Textron Aviation 210-5A (205A)TC 3A21 Textron Aviation 210TC 3A21 Textron Aviation 210ATC 3A21 Textron Aviation 210BTC 3A21 Textron Aviation 210CTC 3A21 Textron Aviation 210DTC 3A21 Textron Aviation 210ETC 3A21 Textron Aviation 210FTC 3A21 Textron Aviation 210GTC 3A21 Textron Aviation 210HTC 3A21 Textron Aviation 210JTC 3A21 Textron Aviation 210KTC 3A21 Textron Aviation 210LTC 3A21 Textron Aviation 210MTC 3A21 Textron Aviation 210NTC 3A21 Textron Aviation 210RTC 3A21 Textron Aviation P210NTC 3A21 Textron Aviation P210RTC 3A21 Textron Aviation T210FTC 3A21 Textron Aviation T210GTC 3A21 Textron Aviation T210HTC 3A21 Textron Aviation T210JTC 3A21 Textron Aviation T210KTC 3A21 Textron Aviation T210LTC 3A21 Textron Aviation T210MTC 3A21 Textron Aviation T210NTC 3A21 Textron Aviation T210RTC 3A21	Current at cited snapshot Revised Oct 9, 2015 Application: Mar 1, 1986	FAA holder: Knots 2U Ltd. FAA authority record
SA411NW Installation of forward facing white lights, position lights, clear plastic covers, and associated systems. Other aircraft modifications View record	Israel Aircraft Industries 1121ATC A2SW Israel Aircraft Industries 1121BTC A2SW	Current at cited snapshot Revised Oct 9, 2015 Application: Nov 24, 1976	FAA holder: Knots 2U Ltd. FAA authority record
SA4337NM Installation of landing/recognition lights inside the modified wing tip leading edge. Aircraft structures View record	Cessna Aircraft 185TC 3A24 Cessna Aircraft 185ATC 3A24 Cessna Aircraft 185BTC 3A24 Cessna Aircraft 185CTC 3A24 Cessna Aircraft 185DTC 3A24 Cessna Aircraft 185ETC 3A24 Cessna Aircraft A185ETC 3A24 Cessna Aircraft A185FTC 3A24 Textron Aviation 172TC 3A12 Textron Aviation 172ATC 3A12 Textron Aviation 172BTC 3A12 Textron Aviation 172CTC 3A12 Textron Aviation 172DTC 3A12 Textron Aviation 172ETC 3A12 Textron Aviation 172F (USAF T-41A)TC 3A12 Textron Aviation 172GTC 3A12 Textron Aviation 172H (USAF T-41A)TC 3A12 Textron Aviation 172ITC 3A12 Textron Aviation 172KTC 3A12 Textron Aviation 172LTC 3A12 Textron Aviation 172MTC 3A12 Textron Aviation 172NTC 3A12 Textron Aviation 172PTC 3A12 Textron Aviation 172QTC 3A12 Textron Aviation 172RTC 3A12 Textron Aviation 172STC 3A12 Textron Aviation 180JTC 5A6 Textron Aviation 180KTC 5A6 Textron Aviation 182TC 3A13 Textron Aviation 182ATC 3A13 Textron Aviation 182BTC 3A13 Textron Aviation 182CTC 3A13 Textron Aviation 182DTC 3A13 Textron Aviation 182ETC 3A13 Textron Aviation 182FTC 3A13 Textron Aviation 182GTC 3A13 Textron Aviation 182HTC 3A13 Textron Aviation 182JTC 3A13 Textron Aviation 182KTC 3A13 Textron Aviation 182LTC 3A13	Current at cited snapshot Revised Oct 9, 2015 Application: Apr 1, 1988	FAA holder: Knots 2U Ltd. FAA authority record
SA5130NM Fabrication of Model RMD-003536-B auxiliary landing lights. Other aircraft modifications View record	Beechcraft A36TC 3A15 Beechcraft F33ATC 3A15 Beechcraft V35BTC 3A15	Current at cited snapshot Revised Oct 9, 2015 Application: Jan 29, 1990	FAA holder: Knots 2U Ltd. FAA authority record
SA574NW Installation of forward facing white lights, (100 Watts) and clear plastic wing tip tank nose cone and associated systems. Fuel systems View record	Textron Aviation 310GTC 3A10 Textron Aviation 310HTC 3A10 Textron Aviation 310ITC 3A10 Textron Aviation 310JTC 3A10 Textron Aviation 310KTC 3A10 Textron Aviation 310LTC 3A10 Textron Aviation 310NTC 3A10 Textron Aviation 310PTC 3A10 Textron Aviation 310QTC 3A10 Textron Aviation 310RTC 3A10 Textron Aviation 320ATC 3A25 Textron Aviation 320BTC 3A25 Textron Aviation 320CTC 3A25 Textron Aviation 320DTC 3A25 Textron Aviation 320ETC 3A25 Textron Aviation 320FTC 3A25 Textron Aviation 340ATC 3A25 Textron Aviation 401TC A7CE Textron Aviation 401ATC A7CE Textron Aviation 401BTC A7CE Textron Aviation 402TC A7CE Textron Aviation 402ATC A7CE Textron Aviation 402BTC A7CE Textron Aviation 411ATC A7CE Textron Aviation 414TC A7CE Textron Aviation 421TC A7CE Textron Aviation 421ATC A7CE Textron Aviation 421BTC A7CE	Current at cited snapshot Revised Oct 9, 2015 Application: Feb 25, 1978	FAA holder: Knots 2U Ltd. FAA authority record
SA5903NM Fabrication of Model RMD-000035-B replacement wing tips with supplemental landing and recognition lights. Aircraft structures View record	Beechcraft 35-33TC 3A15 Beechcraft 35-A33TC 3A15 Beechcraft A35TC A-777 Beechcraft A36TC 3A15 Beechcraft B35TC A-777 Beechcraft C35TC A-777 Beechcraft D35TC A-777 Beechcraft E35TC A-777 Beechcraft F33ATC 3A15 Beechcraft F35TC A-777 Beechcraft G35TC A-777 Beechcraft H35TC 3A15 Beechcraft J35TC 3A15 Beechcraft K35TC 3A15 Beechcraft M35TC 3A15 Beechcraft N35TC 3A15 Beechcraft P35TC 3A15 Beechcraft S35TC 3A15 Beechcraft V35TC 3A15 Beechcraft V35ATC 3A15 Beechcraft V35BTC 3A15	Current at cited snapshot Revised Oct 9, 2015 Application: Feb 21, 1992	FAA holder: Knots 2U Ltd. FAA authority record
SA665NW Installation of forward facing white lights (100 watts) clear plastic wing tip tank nose cone, and associated systems. Fuel systems View record	Piper Aircraft PA-31TTC A8EA Piper Aircraft PA-31T1TC A8EA Piper Aircraft PA-42TC A23SO	Current at cited snapshot Revised Oct 9, 2015 Application: Aug 5, 1978	FAA holder: Knots 2U Ltd. FAA authority record
SA961NW Installation of forward facing white lights (100 watt), clear plastic wing tip covers, and associated systems. Aircraft structures View record	M7 Aerospace SA226-ATTC A5SW M7 Aerospace SA226-TTC A5SW M7 Aerospace SA226-TCTC A8SW M7 Aerospace SA227-TTTC A5SW	Current at cited snapshot Revised Oct 9, 2015 Application: Jun 10, 1980	FAA holder: Knots 2U Ltd. FAA authority record
SA1195GL Installation of Flap Hinge Fairings seals. Flight controls View record	Piper Aircraft PA-32-260TC A3SO Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-32S-300TC A3SO	Current at cited snapshot Revised Mar 29, 2010 Application: Apr 29, 1987	FAA holder: Knots 2U Ltd. FAA authority record
SA1217GL Installation of wing root fairings. Aircraft structures View record	Piper Aircraft PA-32-260TC A3SO Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-32S-300TC A3SO	Current at cited snapshot Revised Mar 29, 2010 Application: Jul 20, 1987	FAA holder: Knots 2U Ltd FAA authority record
SA1521GL Installation of Flap, Aileron, Flap/Fuselage, and Stabilator Gap Seals. Flight controls View record	Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO	Current at cited snapshot Revised Mar 29, 2010 Application: Sep 6, 1990	FAA holder: Knots 2U Ltd FAA authority record
SA2356NM Installation of Knots 2U, Ltd Landing/Recognition Lights Kit. Other aircraft modifications View record	Piper Aircraft PA-28-151TC 2A13 Piper Aircraft PA-28-161TC 2A13 Piper Aircraft PA-28-181TC 2A13 Piper Aircraft PA-28-201TTC 2A13 Piper Aircraft PA-28-236TC 2A13 Piper Aircraft PA-28R-201TC 2A13 Piper Aircraft PA-28R-201TTC 2A13 Piper Aircraft PA-28RT-201TC 2A13 Piper Aircraft PA-28RT-201TTC 2A13 Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TTC A3SO	Current at cited snapshot Revised Mar 29, 2010 Application: Jan 13, 1984	FAA holder: Knots 2U Ltd. FAA authority record
SA01834CH (1 OF 2) Installation of the High Intensity Discharge Light Assembly Kit. Other aircraft modifications View record	Cessna Aircraft 172TC 3A12 Cessna Aircraft 172ATC 3A12 Cessna Aircraft 172BTC 3A12 Cessna Aircraft 172CTC 3A12 Cessna Aircraft 172DTC 3A12 Cessna Aircraft 172ETC 3A12 Cessna Aircraft 172F (USAF T-41A)TC 3A12 Cessna Aircraft 172GTC 3A12 Cessna Aircraft 172H (USAF T-41A)TC 3A12 Cessna Aircraft 172ITC 3A12 Cessna Aircraft 172KTC 3A12 Cessna Aircraft 172PTC 3A12 Cessna Aircraft 172QTC 3A12 Cessna Aircraft 172RTC 3A12 Cessna Aircraft 172STC 3A12 Cessna Aircraft 182TC 3A13 Cessna Aircraft 182ATC 3A13 Cessna Aircraft 182BTC 3A13 Cessna Aircraft 182CTC 3A13 Cessna Aircraft 182DTC 3A13 Cessna Aircraft 182ETC 3A13 Cessna Aircraft 182FTC 3A13 Cessna Aircraft 182GTC 3A13 Cessna Aircraft 182HTC 3A13 Cessna Aircraft 182JTC 3A13 Cessna Aircraft 182KTC 3A13 Cessna Aircraft 182LTC 3A13 Cessna Aircraft 182MTC 3A13 Cessna Aircraft 182NTC 3A13 Cessna Aircraft 182PTC 3A13 Cessna Aircraft 182QTC 3A13 Cessna Aircraft 182RTC 3A13 Cessna Aircraft 182STC 3A13 Cessna Aircraft 182TTC 3A13 Cessna Aircraft R182TC 3A13 Cessna Aircraft T182TC 3A13 Cessna Aircraft T182TTC 3A13 Cessna Aircraft TR182TC 3A13 Cessna Aircraft 172RGTC 3A17 Cessna Aircraft 175TC 3A17	Current at cited snapshot Revised Mar 20, 2009 Application: Oct 8, 2002	FAA holder: Knots 2U Ltd. FAA authority record
SA01834CH (2 OF 2) Installation of the High Intensity Discharge Light Assembly Kit. Other aircraft modifications View record	Piper Aircraft PA-28-150TC 2A13 Piper Aircraft PA-28-151TC 2A13 Piper Aircraft PA-28-160TC 2A13 Piper Aircraft PA-28-161TC 2A13 Piper Aircraft PA-28-180TC 2A13 Piper Aircraft PA-28-181TC 2A13 Piper Aircraft PA-28-201TTC 2A13 Piper Aircraft PA-28-235TC 2A13 Piper Aircraft PA-28-236TC 2A13 Piper Aircraft PA-28R-180TC 2A13 Piper Aircraft PA-28R-200TC 2A13 Piper Aircraft PA-28R-201TC 2A13 Piper Aircraft PA-28R-201TTC 2A13 Piper Aircraft PA-28RT-201TC 2A13 Piper Aircraft PA-28RT-201TTC 2A13 Piper Aircraft PA-28S-160TC 2A13 Piper Aircraft PA-28S-180TC 2A13 Piper Aircraft PA-32-260TC A3SO Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32S-300TC A3SO	Current at cited snapshot Revised Mar 19, 2009 Application: Oct 8, 2002	FAA holder: Knots 2U Ltd. FAA authority record
SA2381NM Installation of Knots 2U, Ltd Wheel and Body Fairings. Landing gear and brakes View record	Cessna Aircraft 172TC 3A12 Cessna Aircraft 172ATC 3A12 Cessna Aircraft 172BTC 3A12 Cessna Aircraft 172CTC 3A12 Cessna Aircraft 172DTC 3A12 Cessna Aircraft 172ETC 3A12 Cessna Aircraft 172FTC 3A12 Cessna Aircraft 172F (USAF T-41A)TC 3A12 Cessna Aircraft 172GTC 3A12 Cessna Aircraft 172HTC 3A12 Cessna Aircraft 172H (USAF T-41A)TC 3A12 Cessna Aircraft 172ITC 3A12 Cessna Aircraft 172KTC 3A12 Cessna Aircraft 172LTC 3A12 Cessna Aircraft 172MTC 3A12 Cessna Aircraft 172NTC 3A12 Cessna Aircraft 172PTC 3A12 Cessna Aircraft 172QTC 3A12 Cessna Aircraft 172RTC 3A12 Cessna Aircraft 182TC 3A13 Cessna Aircraft 182ATC 3A13 Cessna Aircraft 182BTC 3A13 Cessna Aircraft 182CTC 3A13 Cessna Aircraft 182DTC 3A13 Cessna Aircraft 182ETC 3A13 Cessna Aircraft 182FTC 3A13 Cessna Aircraft 182GTC 3A13 Cessna Aircraft 182HTC 3A13 Cessna Aircraft 182JTC 3A13 Cessna Aircraft 182KTC 3A13 Cessna Aircraft 182LTC 3A13 Cessna Aircraft 182MTC 3A13 Cessna Aircraft 182NTC 3A13 Cessna Aircraft 182PTC 3A13 Cessna Aircraft 182QTC 3A13 Cessna Aircraft 182RTC 3A13 Cessna Aircraft 182STC 3A13 Cessna Aircraft 182TTC 3A13 Cessna Aircraft 175TC 3A17 Cessna Aircraft 175BTC 3A17	Current at cited snapshot Revised Aug 19, 2008 Application: Aug 19, 2008	FAA holder: Knots 2U Ltd. FAA authority record
SA1401NW Installation of fiberglass wing tips with recognition lights. Aircraft structures View record	Piper Aircraft PA-28-140TC 2A13 Piper Aircraft PA-28-150TC 2A13 Piper Aircraft PA-28-160TC 2A13 Piper Aircraft PA-28-180TC 2A13 Piper Aircraft PA-28-235TC 2A13 Piper Aircraft PA-28R-180TC 2A13 Piper Aircraft PA-28R-200TC 2A13 Piper Aircraft PA-28S-160TC 2A13 Piper Aircraft PA-28S-180TC 2A13 Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-34-200TC A7SO Piper Aircraft PA-34-200TTC A7SO Piper Aircraft PA-34-220TTC A7SO	Current at cited snapshot Revised Aug 14, 2008 Application: Apr 8, 1981	FAA holder: Knots 2U Ltd. FAA authority record
SA02411CH Installation of the Aero Vent Cabin Ventilation System. Cabin and interiors View record	Cessna Aircraft 172TC 3A12 Cessna Aircraft 172ATC 3A12 Cessna Aircraft 172BTC 3A12 Cessna Aircraft 172CTC 3A12 Cessna Aircraft 172DTC 3A12 Cessna Aircraft 172ETC 3A12 Cessna Aircraft 172FTC 3A12 Cessna Aircraft 172GTC 3A12 Cessna Aircraft 172HTC 3A12 Cessna Aircraft 172ITC 3A12 Cessna Aircraft 172KTC 3A12 Cessna Aircraft 172LTC 3A12 Cessna Aircraft 172MTC 3A12 Cessna Aircraft 172NTC 3A12 Cessna Aircraft 172PTC 3A12 Cessna Aircraft 172QTC 3A12 Cessna Aircraft 182TC 3A13 Cessna Aircraft 182ATC 3A13 Cessna Aircraft 182BTC 3A13 Cessna Aircraft 182CTC 3A13 Cessna Aircraft 182DTC 3A13 Cessna Aircraft 182ETC 3A13 Cessna Aircraft 182FTC 3A13 Cessna Aircraft 182GTC 3A13 Cessna Aircraft 182HTC 3A13 Cessna Aircraft 182JTC 3A13 Cessna Aircraft 182KTC 3A13 Cessna Aircraft 182PTC 3A13 Cessna Aircraft 182QTC 3A13 Cessna Aircraft 182RTC 3A13 Cessna Aircraft R182TC 3A13 Cessna Aircraft T182TC 3A13 Cessna Aircraft TR182TC 3A13 Cessna Aircraft 172RGTC 3A17 Cessna Aircraft 175TC 3A17 Cessna Aircraft 175ATC 3A17 Cessna Aircraft 175BTC 3A17 Cessna Aircraft 175CTC 3A17 Cessna Aircraft P172DTC 3A17 Cessna Aircraft R172ETC 3A17	Current at cited snapshot Revised Jul 25, 2008 Application: Feb 27, 2007	FAA holder: Knots 2U Ltd. FAA authority record
SA02446CH Installation of the Courtesy Light Kit. Other aircraft modifications View record	Cessna Aircraft 172TC 3A12 Cessna Aircraft 172ATC 3A12 Cessna Aircraft 172BTC 3A12 Cessna Aircraft 172CTC 3A12 Cessna Aircraft 172DTC 3A12 Cessna Aircraft 172ETC 3A12 Cessna Aircraft 172F (USAF T-41A)TC 3A12 Cessna Aircraft 172GTC 3A12 Cessna Aircraft 172H (USAF T-41A)TC 3A12 Cessna Aircraft 172ITC 3A12 Cessna Aircraft 172KTC 3A12 Cessna Aircraft 172LTC 3A12 Cessna Aircraft 172MTC 3A12 Cessna Aircraft 172NTC 3A12 Cessna Aircraft 172PTC 3A12 Cessna Aircraft 172QTC 3A12 Cessna Aircraft 172RTC 3A12 Cessna Aircraft 172STC 3A12 Cessna Aircraft 182TC 3A13 Cessna Aircraft 182ATC 3A13 Cessna Aircraft 182BTC 3A13 Cessna Aircraft 182CTC 3A13 Cessna Aircraft 182DTC 3A13 Cessna Aircraft 182ETC 3A13 Cessna Aircraft 182FTC 3A13 Cessna Aircraft 182GTC 3A13 Cessna Aircraft 182HTC 3A13 Cessna Aircraft 182JTC 3A13 Cessna Aircraft 182KTC 3A13 Cessna Aircraft 182LTC 3A13 Cessna Aircraft 182MTC 3A13 Cessna Aircraft 182NTC 3A13 Cessna Aircraft 182PTC 3A13 Cessna Aircraft 182QTC 3A13 Cessna Aircraft 182RTC 3A13 Cessna Aircraft 182STC 3A13 Cessna Aircraft 182TTC 3A13 Cessna Aircraft R182TC 3A13 Cessna Aircraft T182TC 3A13 Cessna Aircraft T182TTC 3A13	Current at cited snapshot Revised Jun 25, 2007 Application: Nov 10, 2006	FAA holder: Knots 2U Ltd. FAA authority record
SA421GL Installation of aileron and flap gap seals. Flight controls View record	Raytheon Aircraft F33TC 3A15 Raytheon Aircraft 35-A33TC 3A15 Raytheon Aircraft H35TC 3A15 Raytheon Aircraft 35-C33TC 3A15 Raytheon Aircraft 35-C33ATC 3A15 Raytheon Aircraft E33TC 3A15 Raytheon Aircraft 35-B33TC 3A15 Raytheon Aircraft E33CTC 3A15 Raytheon Aircraft F33ATC 3A15 Raytheon Aircraft F33CTC 3A15 Raytheon Aircraft G33TC 3A15 Raytheon Aircraft V35BTC 3A15 Raytheon Aircraft E33ATC 3A15 Raytheon Aircraft J35TC 3A15 Raytheon Aircraft B36TCTC 3A15 Raytheon Aircraft A36TCTC 3A15 Raytheon Aircraft 36TC 3A15 Raytheon Aircraft V35ATC 3A15 Raytheon Aircraft V35TC 3A15 Raytheon Aircraft S35TC 3A15 Raytheon Aircraft P35TC 3A15 Raytheon Aircraft 35-33TC 3A15 Raytheon Aircraft N35TC 3A15 Raytheon Aircraft M35TC 3A15 Raytheon Aircraft K35TC 3A15 Raytheon Aircraft A36TC 3A15	Current at cited snapshot Revised Nov 20, 2006 Application: Not listed	FAA holder: Knots 2U Ltd FAA authority record
SA957GL Installation of flap and aileron gap seals. Flight controls View record	Raytheon Aircraft G35TC A-777 Raytheon Aircraft A35TC A-777 Raytheon Aircraft 35RTC A-777 Raytheon Aircraft F35TC A-777 Raytheon Aircraft B35TC A-777 Raytheon Aircraft C35TC A-777 Raytheon Aircraft D35TC A-777 Raytheon Aircraft E35TC A-777	Current at cited snapshot Revised Nov 20, 2006 Application: Oct 20, 1985	FAA holder: Knots 2U Ltd FAA authority record
SA02497CH Installation of the Knots 2U Flight Lite System. Other aircraft modifications View record	Cessna Aircraft 182TC 3A13 Cessna Aircraft 182ATC 3A13 Cessna Aircraft 182BTC 3A13 Cessna Aircraft 182CTC 3A13 Cessna Aircraft 182DTC 3A13 Cessna Aircraft 182ETC 3A13 Cessna Aircraft 182FTC 3A13 Cessna Aircraft 182GTC 3A13 Cessna Aircraft 182HTC 3A13 Cessna Aircraft 182JTC 3A13 Cessna Aircraft 182KTC 3A13 Cessna Aircraft 182LTC 3A13 Cessna Aircraft 182MTC 3A13 Cessna Aircraft 182NTC 3A13 Cessna Aircraft 182PTC 3A13 Cessna Aircraft 182QTC 3A13 Cessna Aircraft 182RTC 3A13 Cessna Aircraft 182STC 3A13 Cessna Aircraft 182TTC 3A13 Cessna Aircraft R182TC 3A13 Cessna Aircraft T182TC 3A13 Cessna Aircraft T182TTC 3A13 Cessna Aircraft TR182TC 3A13	Current at cited snapshot Revised Aug 10, 2006 Application: Nov 7, 2007	FAA holder: Knots 2U Ltd. FAA authority record
SA02022CH Installation of Pneumatic Luggage Door Strut Kit. Aircraft structures View record	New Piper Aircraft PA-28-140TC 2A13 New Piper Aircraft PA-28-150TC 2A13 New Piper Aircraft PA-28-151TC 2A13 New Piper Aircraft PA-28-160TC 2A13 New Piper Aircraft PA-28-161TC 2A13 New Piper Aircraft PA-28-180TC 2A13 New Piper Aircraft PA-28-181TC 2A13 New Piper Aircraft PA-28-201TTC 2A13 New Piper Aircraft PA-28-235TC 2A13 New Piper Aircraft PA-28-236TC 2A13 New Piper Aircraft PA-28R-180TC 2A13 New Piper Aircraft PA-28R-200TC 2A13 New Piper Aircraft PA-28R-201TC 2A13 New Piper Aircraft PA-28R-201TTC 2A13 New Piper Aircraft PA-28RT-201TC 2A13 New Piper Aircraft PA-28RT-201TTC 2A13 New Piper Aircraft PA-28S-160TC 2A13 New Piper Aircraft PA-28S-180TC 2A13	Current at cited snapshot Revised Aug 16, 2004 Application: Jun 21, 2004	FAA holder: Knots 2U Ltd. FAA authority record
SA2382NM Installation of Aileron and Flap Gap Seals. Flight controls View record	Cessna Aircraft 172ITC 3A12 Cessna Aircraft 172STC 3A12 Cessna Aircraft 172RTC 3A12 Cessna Aircraft 172QTC 3A12 Cessna Aircraft 172PTC 3A12 Cessna Aircraft 172NTC 3A12 Cessna Aircraft 172MTC 3A12 Cessna Aircraft 172KTC 3A12 Cessna Aircraft 172H (USAF T-41A)TC 3A12 Cessna Aircraft 172GTC 3A12 Cessna Aircraft 172F (USAF T-41A)TC 3A12 Cessna Aircraft 172ETC 3A12 Cessna Aircraft 172DTC 3A12 Cessna Aircraft 172CTC 3A12 Cessna Aircraft 172BTC 3A12 Cessna Aircraft 172ATC 3A12 Cessna Aircraft 172TC 3A12 Cessna Aircraft 172LTC 3A12 Cessna Aircraft 182ETC 3A13 Cessna Aircraft 182CTC 3A13 Cessna Aircraft 182ATC 3A13 Cessna Aircraft 182TC 3A13 Cessna Aircraft 182FTC 3A13 Cessna Aircraft 182DTC 3A13 Cessna Aircraft 182GTC 3A13 Cessna Aircraft R182TC 3A13 Cessna Aircraft 182BTC 3A13 Cessna Aircraft T182TC 3A13 Cessna Aircraft 182HTC 3A13 Cessna Aircraft 182STC 3A13 Cessna Aircraft 182RTC 3A13 Cessna Aircraft 182QTC 3A13 Cessna Aircraft 182PTC 3A13 Cessna Aircraft 182NTC 3A13 Cessna Aircraft 182MTC 3A13 Cessna Aircraft 182LTC 3A13 Cessna Aircraft 182KTC 3A13 Cessna Aircraft 182JTC 3A13 Cessna Aircraft TR182TC 3A13 Cessna Aircraft 175CTC 3A17	Current at cited snapshot Revised Jul 15, 2003 Application: Not listed	FAA holder: Knots 2U Ltd FAA authority record
SA01571CH Installation of modified nose cone. Other aircraft modifications View record	New Piper Aircraft PA-30TC A1EA New Piper Aircraft PA-39TC A1EA	Current at cited snapshot Revised Nov 16, 2001 Application: Not listed	FAA holder: Knots 2U Ltd. FAA authority record

Knots 2U Ltd. STCs

Modification mix

Aircraft represented

Recently revised records

Manufacture and installation of replacement wing tips.

Installation of dorsal fin.

Installation of wing tip extension.

Install third window. (PA-28-180 S/N 28-1 THRU 28-4377, PA-28-235 S/N 28-10003 THRU 28-11039).

Installation of wing tip extension and dorsal fin.

Modification of the Monroe Automotive Equipment Co. (MAECO) Shimmy Dampener.

Fabrication of Model RD-0050 replacement wing-tip position light lens covers.

Fabrication of R.M.D. Aircraft Lighting, Inc., wing-tip and landing light Kit No. 00190-C.

RMD Aircraft Lighting high intensity discharge wingtip light.

Fabrication and installation of wing tips.

Fabrication and installation of wing tips.

Installation of fiberglass wing tips; each tip having a 100 watt recognition light and a clear plastic lens.

Installation of forward facing white lights, position lights, clear plastic covers, and associated systems.

Installation of landing/recognition lights inside the modified wing tip leading edge.

Fabrication of Model RMD-003536-B auxiliary landing lights.

Installation of forward facing white lights, (100 Watts) and clear plastic wing tip tank nose cone and associated systems.

Fabrication of Model RMD-000035-B replacement wing tips with supplemental landing and recognition lights.

Installation of forward facing white lights (100 watts) clear plastic wing tip tank nose cone, and associated systems.

Installation of forward facing white lights (100 watt), clear plastic wing tip covers, and associated systems.

Installation of Flap Hinge Fairings seals.

Installation of wing root fairings.

Installation of Flap, Aileron, Flap/Fuselage, and Stabilator Gap Seals.

Installation of Knots 2U, Ltd Landing/Recognition Lights Kit.

Installation of the High Intensity Discharge Light Assembly Kit.

Installation of the High Intensity Discharge Light Assembly Kit.

Installation of Knots 2U, Ltd Wheel and Body Fairings.

Installation of fiberglass wing tips with recognition lights.

Installation of the Aero Vent Cabin Ventilation System.

Installation of the Courtesy Light Kit.

Installation of aileron and flap gap seals.

Installation of flap and aileron gap seals.

Installation of the Knots 2U Flight Lite System.

Installation of Pneumatic Luggage Door Strut Kit.

Installation of Aileron and Flap Gap Seals.

Installation of modified nose cone.