SE3632SWOther aircraft modifications
Installation of induction hose clamps.
FAA holder: RAM Aircraft Limited Partnership
FAA STC category
Other aircraft modifications STCs
Current FAA supplemental type certificates outside the principal modification categories. This directory contains 11,384 selected records listed with status Current in the June 30, 2026 FAA DRS snapshot and links every entry to its source.
Showing 10,441–10,560 of 11,384Page 88 of 95
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SE3714SWOther aircraft modifications
Install RAM economy camshaft and modified cylinders.
FAA holder: RAM Aircraft Limited Partnership
SE3767SWOther aircraft modifications
Installation of induction hose clamps.
FAA holder: RAM Aircraft Limited Partnership
SE4327SWOther aircraft modifications
Increase all operation power rating to 325 horsepower (hp) at 40 inches of manifold pressure (MP) and 2700 RPM.
FAA holder: RAM Aircraft Limited Partnership
SE4591SWOther aircraft modifications
Installation of RAM magneto pressurization system.
FAA holder: RAM Aircraft Limited Partnership
SE5455SWOther aircraft modifications
Unpressurized Slick 6220 magnetos.
FAA holder: RAM Aircraft Limited Partnership
SE5535SW-DOther aircraft modifications
Slick pressure magneto system.
FAA holder: RAM Aircraft Limited Partnership
ST01093CH-DOther aircraft modifications
Installation of a Honeywell TCAS 2000 traffic alert and collision avoidance system (TCAS II) in aircraft equipped with Honeywell primus 2000 Radios.
FAA holder: ElectroSonics
SA09472AC-DOther aircraft modifications
Installation of Honeywell CAS-66A TCAS-I system.
FAA holder: Aviation Systems Standards, Aircraft Maintenance and Engineering Division AVN-300
ST01539CHOther aircraft modifications
Installation of a Smiths Industries combined voice and flight data recorder, Model 3257, and optional Smiths Industries Recorder control unit, model 3874.
FAA holder: Smiths Aerospace LLC
SA09145AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-615,.
FAA holder: S-TEC Corporation
SA09146AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-615,.
FAA holder: S-TEC Corporation
SR09328RCOther aircraft modifications
Installation of Air Methods articulating patient loading system (APLS).
FAA holder: Petroleum Helicopters Inc
SA09197AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-657,.
FAA holder: S-TEC Corporation
SE01543CHOther aircraft modifications
Replace Hamilton Sundstrand P/N 778839-13, 778839-14, 778839-19, 778839-20, 778839-37, 778839-38, 816682-1, 840618-2, 880724 carbon bushings with Cook Airtomic P/N AIR22947 Slotted Entry Busing in the High Pressure Shutoff Valve.
FAA holder: Cook Airtomic
ST01004SEOther aircraft modifications
ONE ONLY STC - Non-group aircraft approval for Reduced Vertical Separation Minimum Qualification Document, Dassault Model Falcon 10, SN 038.
FAA holder: AeroMech Incorporated
ST02230ATOther aircraft modifications
Installation of Kapton polymide covered thermal-acoustic insulation blankets.
FAA holder: Delta Airlines Inc
SA815NEOther aircraft modifications
Installation of a Bendix/King CAS-81 TCAS II system.
FAA holder: Dassault Falcon Jet - Wilmington Corp
ST01008WIOther aircraft modifications
Installation of antennas, drain masts, and pressure vessel feedthroughs.
FAA holder: Midcoast Aviation Inc
ST01544CHOther aircraft modifications
Installation of a L3 Communications, F1000 Solid-State flight data recorder.
FAA holder: Air Services of Cleveland Inc.
ST01359CH-DOther aircraft modifications
Installation of a dual Collins AHS-3000 or AHS-3000A Attitude Heading Reference System (AHRS).
FAA holder: Garrett Aviation Services
ST01394NYOther aircraft modifications
Installation of a TCAS II Upgrade to Software Version 7. Approved for 747-230B serial numbers 21588, 21590, 21591, 21643, 22670, 23407, 23509, 23622, 22363, 22671, 23286, 23287, 23393, and 747-230F serial numbers 21592, 22668, 23348, 23621, and 24138.
FAA holder: Lufthansa Technik AG
SA00072BOOther aircraft modifications
Installation of Avidyne Model 5RR-MFC-3XX-( ) multifunctional flight computer and Ryan International TCAD Model 9900B Traffic Alert and Collision Device.
FAA holder: Avidyne Corporation
SA00117BOOther aircraft modifications
Installation of Avidyne 5RR-MFC-XXX-( ) Multifunctional Flight Computer and BFGoodrich Aerospace SKY497 Skywatch Traffic Advisory System.
FAA holder: Avidyne Corporation
SA09142AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-626,.
FAA holder: S-TEC Corporation
ST01172LAOther aircraft modifications
Installation of Apical Industries evacuation slide, slide/raft inflation tube kit, part numbers 20631 (slide/raft), and 20650 (slide,) per FAA approved Apical Industries, Inc. master document list MD757-4, Rev D dtd 9/19/01 or later FAA approved revisions.
FAA holder: Apical Industries Inc
SA01391NYOther aircraft modifications
Installation of a Multi Hazard Awareness System. Approved for PC-12/45 serial number 367 ONLY.
FAA holder: Northeast Engr & Dev Ltd
SA5482NMOther aircraft modifications
Installation of bun warmer P/N 839513-401.
FAA holder: Monogram Systems
SA5483NMOther aircraft modifications
Installation of freezer module P/N 839516-401.
FAA holder: Monogram Systems
SA5877NMOther aircraft modifications
Installation of Weber coffeemaker, P/N 870130-401.
FAA holder: Monogram Systems
SA6029NMOther aircraft modifications
Installation of Weber Galley870601-401 (G1B) and coat closet870602-401.
FAA holder: Monogram Systems
ST09718SC-DOther aircraft modifications
Installation of drain valve installation.
FAA holder: Dassault Falcon Jet
ST09722SC-DOther aircraft modifications
Installation of drain valve installation.
FAA holder: Dassault Falcon Jet
SA1763GLOther aircraft modifications
Installation of the Ryan Itn'l traffic collision alert device (TCAD), 9900 series, P/N 71-2100, 71-2200, 71-2400.
FAA holder: Ryan Intl Corp
ST01186LAOther aircraft modifications
Installation of class divider and curtain header.
FAA holder: Composites Unlimited Inc
SB01536CHOther aircraft modifications
Replace Sky Balloons burner with Cameron Balloons US Sirocco Triple Burner part number CB2703. Approved for serial number 020 ONLY.
FAA holder: Cameron Balloons US
ST01201LAOther aircraft modifications
Installation of the Enhanced Vision System (EVS) on Gulfstream G-V airplane per FAA approved STC Master Index List No. GC51 3358001, Rev B dtd 9/12/01 or later FAA approved revision.
FAA holder: Gulfstream Aerospace Corporation
SB00374NYOther aircraft modifications
Installation of Aerostat Envelopes Model W-100-3 replacement envelope.
FAA holder: Ronald T. DiGiovanni
SB00976NYOther aircraft modifications
Installation of Aerostat Envelopes Model W-100-5 Replacement Envelope (4 Point Attachment System).
FAA holder: Ronald T. DiGiovanni
SB00977NYOther aircraft modifications
Installation of Aerostat Envelopes Model W-100-5 Replacement Envelope (4 Point Attachment System).
FAA holder: Ronald T. DiGiovanni
SB00978NYOther aircraft modifications
Installation of Aerostat Envelopes Model W-100-5 Replacement Envelope (4 Point Attachment System).
FAA holder: Ronald T. DiGiovanni
SB1010NEOther aircraft modifications
Installation of Aerostat Envelopes Model W-175-5 replacement envelope.
FAA holder: Ronald T. DiGiovanni
SB1011NEOther aircraft modifications
Installation of Aerostat Envelopes Model W-175-5 replacement envelope.
FAA holder: Ronald T. DiGiovanni
SB1020NEOther aircraft modifications
Installation of Aerostat Envelopes Model W-210-5 replacement envelope.
FAA holder: Ronald T. DiGiovanni
SB705NEOther aircraft modifications
Installation of an Aerostat envelope, Model W-140-2.
FAA holder: Ronald T. DiGiovanni
SB735NEOther aircraft modifications
Installation of an Aerostat envelope, Model W-140-4.
FAA holder: Ronald T. DiGiovanni
SB736NEOther aircraft modifications
Installation of an Aerostat envelope Model W-140-4.
FAA holder: Ronald T. DiGiovanni
SB737NEOther aircraft modifications
Installation of an Aerostat envelope Model W-140-2 and W-140-4.
FAA holder: Ronald T. DiGiovanni
SB742NEOther aircraft modifications
Installation of an Aerostat envelope, model W-140-2 (2-point system) and W-140-4 (point system).
FAA holder: Ronald T. DiGiovanni
SB790NEOther aircraft modifications
Installation of an Aerostat Envelope, Model W-140-3 replacement envelope (3 point system).
FAA holder: Ronald T. DiGiovanni
SB868NEOther aircraft modifications
Installation of Aerostat Envelopes Model W-140-5 replacement envelope (4 point attachment system).
FAA holder: Ronald T. DiGiovanni
SB869NEOther aircraft modifications
Installation of Aerostat Envelopes Model W-140-5 replacement envelope (4-point attachment system).
FAA holder: Ronald T. DiGiovanni
SB870NEOther aircraft modifications
Installation of Aerostat Envelopes Model W-140-5 replacement envelope (4 point attachment system).
FAA holder: Aerostat Envelopes Inc
SB871NEOther aircraft modifications
Installation of Aerostat envelopes model W-140-5 replacement envelope (4 point attachment system).
FAA holder: Ronald T. DiGiovanni
ST02383ATOther aircraft modifications
Installation of galleys per AK Aero Services, Inc., Report QS CIT-300, dtd 8/15/01 or later FAA approved revision. This represents the FAA approval of galleys previously installed in US manufactured aircraft operated by an airline under the registry of a foreign country and approved by the cognizant foreign country airworthiness authority. Installation approved for serial numbers 23773 and 23774 ONLY.
FAA holder: CIT Aerospace
SA2853SOOther aircraft modifications
Installation of Bendix/King CAS-81 TCAS II system.
FAA holder: Delta Airlines Inc
ST00500DE-DOther aircraft modifications
Installatio of SAFT 37 ampere-hour nickel cadmium batteries.
FAA holder: SAFT America Inc
ST00806CHOther aircraft modifications
Installation of a Collins TCAS-94 traffic alert and collision avoidance system (TCAS II).
FAA holder: ElectroSonics
ST01002SEOther aircraft modifications
Installation of Draft Beer Dispenser Cart in 747-400 airplanes.
FAA holder: Jamco America Inc
ST329CH-DOther aircraft modifications
Installation of AlliedSignal Engines Models TPE 331-10T-511D, TPE 331-10GT-511D, TPE 331-10GP-511D, or TPE 331-10P-511D.
FAA holder: Garrett Aviation Services
SA09293AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-717.
FAA holder: S-TEC Corporation
SA95GLOther aircraft modifications
Install one piece windshield (P/N W2050 or WT2050).
FAA holder: Great Lakes Aero Products Inc
SA8401SW-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-547.
FAA holder: S-TEC Corporation
ST01149CH-DOther aircraft modifications
Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I).
FAA holder: ElectroSonics
SA1294WEOther aircraft modifications
Installation of automatic flagman Model No 4.
FAA holder: R-S Sales Inc.
SA1295WEOther aircraft modifications
Installation of Automatic flagman Model no 4, marker dispensing unit.
FAA holder: R-S Sales Inc.
SA1743WEOther aircraft modifications
Installation of Automatic Flagman Model No 4.
FAA holder: R-S Sales Inc.
SA1745WEOther aircraft modifications
Installation of Automatic Flagman Model No 4.
FAA holder: R-S Sales Inc.
SA2440WEOther aircraft modifications
Installation of automatic flagman Model No. 4.
FAA holder: R-S Sales Inc.
SA2478WEOther aircraft modifications
Installation of automatic flagman Model 5A.
FAA holder: R-S Sales Inc.
SA261NWOther aircraft modifications
Installation of automatic flagman Model No 5.
FAA holder: R-S Sales Inc.
SA277NWOther aircraft modifications
Installation of Automatic Flagman Model No. 4.
FAA holder: R-S Sales Inc.
SA330NWOther aircraft modifications
Installation of automatic flagman model no 4.
FAA holder: R-S Sales Inc.
SA331NWOther aircraft modifications
Installation of automatic flagman Model No. 4.
FAA holder: R-S Sales Inc.
SA949NWOther aircraft modifications
Installation of Automatic Flagman Model No. 4.
FAA holder: R-S Sales Inc.
SA977NWOther aircraft modifications
Installation of automatic flagmen, Model No. 5A.
FAA holder: R-S Sales Inc.
SH268NWOther aircraft modifications
Installation of automatic flagman Model #5.
FAA holder: R-S Sales Inc.
SH329NWOther aircraft modifications
Installation of automatic flagman Model no 5 dispenser system.
FAA holder: R-S Sales Inc.
SH333NWOther aircraft modifications
Installation of Automatic Flagman Model No. 5,.
FAA holder: R-S Sales Inc.
SH849NWOther aircraft modifications
Installation of North American Industries, Inc., Model No. 5 Automatic Flagman.
FAA holder: R-S Sales Inc.
SA8400SW-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-546.
FAA holder: S-TEC Corporation
SA09512AC-DOther aircraft modifications
Installation of S-TEC System 55X Two Axis Automatic Flight Guidance System, Model ST-890.
FAA holder: S-TEC Corporation
ST02379ATOther aircraft modifications
Installation of a cockpit speaker and aural warning muting system.
FAA holder: Raytheon Aircraft Services, Inc
SA5037NMOther aircraft modifications
Installation of an upper deck toilet.
FAA holder: Monogram Sanitation
SA5097NMOther aircraft modifications
Installation of Vacuum toilet retrofit kit P/N 5706.
FAA holder: Monogram Sanitation
SA5817NMOther aircraft modifications
Installation of vacuum toilet retrofit kit P/N 5718.
FAA holder: Monogram Sanitation
ST00360LAOther aircraft modifications
Installation of Toilet Retrofit Kit 5803 and/or Toilet Retrofit Kit 5814.
FAA holder: Monogram Sanitation
ST00785LAOther aircraft modifications
Installation of the Vacuum Toilet Assembly.
FAA holder: Monogram Sanitation
ST01070LAOther aircraft modifications
Installation of Vacuum Toilet Assembly in accordance with FAA Approved Top Drawing List TDL 21.11, Rev B dtd 2/1/00 or later FAA approved revision.
FAA holder: Monogram Sanitation
ST01816AT-DOther aircraft modifications
Installation of Collins HFS-900D Datalink System in a provisioned aircraft.
FAA holder: Rockwell Collins Inc
SA09019AC-DOther aircraft modifications
Installation of S-TEC System 55 two axis automatic flight guidance system with optional autotrim system, Model ST-580.
FAA holder: S-TEC Corporation
SA2477WEOther aircraft modifications
Installation of automatic flagman model number 4.
FAA holder: R-S Sales Inc.
SH102WEOther aircraft modifications
Installation of automatic flagman model 5.
FAA holder: R-S Sales Inc.
SR00955SEOther aircraft modifications
Replacement of the pilot and co-pilot cockpit doors with bubble doors in accordance with McClenahan Engineering Master Drawing List No. DM0116-3, dated June 2, 2001, or later FAA approved revision. (S/N's MJ017 and MJ022).
FAA holder: Columbia Helicopters Inc
SR00956SEOther aircraft modifications
Installation of offset cyclic and collective control sticks in accordance with McClenahan Engineering Master Drawing List No. DM0118-3, Revision A, dated July 13, 2001, or later FAA approved revision. For serial numbers MJ017 and MJ022 only.
FAA holder: Columbia Helicopters Inc
SR02373ATOther aircraft modifications
Manufacture of a titanium transmission support fitting assembly.
FAA holder: Clayton International Inc.
ST00937SEOther aircraft modifications
Installation of 727-200 9-G Barrier.
FAA holder: Hamilton Aviation Inc
SA02374ATOther aircraft modifications
Allow use of higher manifold pressure values than those allowed as originally certificated.
FAA holder: Cruise Air, Inc.
SA09158AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-632,.
FAA holder: S-TEC Corporation
SA4555NMOther aircraft modifications
Installation of Weber Aircraft Galleys.
FAA holder: Monogram Systems
SA5481NMOther aircraft modifications
Installation of G1A, G1B, G1, G2, G3, G4, G5 galleys.
FAA holder: Monogram Systems
SA8397SW-DOther aircraft modifications
Installation of S-TEC System 55/55X two axis automatic flight guidance system, Model ST-537.
FAA holder: S-TEC Corporation
ST00095LAOther aircraft modifications
Installation of Weber Galleys G2C (p/n 871455-401), G2D (p/n 831333-408) and G4B (p/n 831334-407).
FAA holder: Monogram Systems
ST00144LAOther aircraft modifications
Installation of Weber Lavatories P/Ns 870900-6001 through 870900-6008, p/n's 870901-6001 and 870901-6002, p/ns 870902-6001 and 870902-6002, p/n 870903-6001.
FAA holder: Monogram Systems
ST00582LAOther aircraft modifications
Installation of Weber Lavatories P/Ns 872501-6001, 872501-6002, 872503-6001, 872503-6002, 872504-6001, 872504-6002, 872505-6001 and 872502-6001 through 872502-6008.
FAA holder: Monogram Systems
ST01160LAOther aircraft modifications
Modification of upper deck evacuation slide assembly.
FAA holder: Northwest Airlines Inc
ST02343ATOther aircraft modifications
Installation of Honeywell TCAS II System.
FAA holder: Millennium Avionics, LLC
ST01380NYOther aircraft modifications
Installation of Sealand jump seats.
FAA holder: Sealand Aviation Ltd
ST00996WIOther aircraft modifications
Installation of an L-3 Communications Solid State Flight Data Recorder.
FAA holder: Duncan Aviation Inc
ST01707ATOther aircraft modifications
Installation of provisions for existing HF radios and ACARS to provide datalink capability. Also provide option for new HF coupling and radios for voice and data.
FAA holder: ARINC, Inc
ST02011ATOther aircraft modifications
Upgrade existing HF Communications equipment to provide HF datalink capability.
FAA holder: ARINC, Inc
ST01369NYOther aircraft modifications
Update of Flight Data Recorder parameters using Teledyne FDAU P/N 2227000-011-L.
FAA holder: ARINC Inc
SA00845WI-DOther aircraft modifications
Modification of Collins TCAS II or TCAS-94 (TCAS II) system installation with Collins TTR-920 Change 7.0 Receiver Transmitter to a Collins TCAS II or TCAS-94 (TCAS II) system installation with Collins TTR-921 or Collins TTR-4000 Change 7.0 TCAS II receiver transmitter.
FAA holder: Rockwell Collins Inc
ST00980WIOther aircraft modifications
Installation of a Collins AHS-3000A Attitude Heading Reference System (AHRS).
FAA holder: Duncan Aviation Inc
ST00981WIOther aircraft modifications
Installation of a Securaplane Standby Power System.
FAA holder: Duncan Aviation Inc
ST01212NYOther aircraft modifications
Installation of Avianor Half Cart (Atlas) P/N 22280-01 on Canadair CRJ in G1 galleys P/N: 4601001-107, 4601001-117, 4601001-125, 4601001-131, 4606001-113 and 4609001-101.
FAA holder: Avionar Inc
SA686SOOther aircraft modifications
Installation of Radome.
FAA holder: Saint-Gobain Performance Plastics Corporation
ST09865SCOther aircraft modifications
Installation of a TEAC Model AV-1604D audio reproducer unit (ARU). Approved for 747-200B (VC-25).
FAA holder: TEAC America, Inc.