FAA-listed STC holder

Kohlman Systems Research Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 23 selected supplemental type certificates with status Current under Kohlman Systems Research Inc.. The records span 26 public aircraft directories and 1 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Jan 26, 2012

latest recorded revision

Modification mix

Other aircraft modifications23

Aircraft represented

Bombardier CL-600-1A11 (CL-600)351 STCs Gulfstream Aerospace G-1159304 STCs Dassault Aviation Mystere-Falcon 20 - F5137 STCs Dassault Aviation Mystere-Falcon 20 - C5132 STCs Dassault Aviation Mystere-Falcon 20 - E5128 STCs Dassault Aviation Mystere-Falcon 20 - D5126 STCs Dassault-Aviation Fan Jet Falcon Series D111 STCs Dassault-Aviation Fan Jet Falcon Series E109 STCs Dassault-Aviation Fan Jet Falcon Series F105 STCs Dassault-Aviation Fan Jet Falcon Series C92 STCs Raytheon Aircraft HS.125 Series 700A74 STCs Lockheed Martin 1329-2573 STCs Lockheed Martin 1329-23E57 STCs Lockheed Martin 1329-23A55 STCs Lockheed Martin 1329-23D53 STCs Israel Aircraft Industries 112452 STCs Learjet 5549 STCs Israel Aircraft Industries 1124A45 STCs Gulfstream Aerospace LP 1125 Westwind Astra43 STCs Avions Marcel Dassault - Breguet Aviation Falcon 1040 STCs

Recently revised records

Showing the 23 most recently revised records. Category directories provide the complete paginated discovery path.

23 displayed records.

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

Kohlman Systems Research Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
ST01670WI Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval. Other aircraft modifications View record	Gulfstream Aerospace G-1159TC A12EA	Current at cited snapshot Revised Jan 26, 2012 Application: Sep 29, 2011	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01198WI Vertical Separation Minimum (RVSM) group airworthiness approval of Bombardier Model CL-600-1A11 Challenger Aircraft. Other aircraft modifications View record	Bombardier CL-600-1A11 (CL-600)TC A21EA	Current at cited snapshot Revised Nov 25, 2009 Application: Oct 18, 2001	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01312WI Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Lockheed Martin Model 1329-23 aircraft. Other aircraft modifications View record	Lockheed Martin 1329-23ATC 2A15 Lockheed Martin 1329-23DTC 2A15 Lockheed Martin 1329-23ETC 2A15 Lockheed Martin 1329-25TC 2A15	Current at cited snapshot Revised Aug 14, 2009 Application: Jul 9, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST02329CH Non-Group Airworthiness Approval for Reduced Vertical Separation Minimum (RVSM) Operations. Other aircraft modifications View record	Dassault-Aviation Fan Jet Falcon Series ETC A7EU	Current at cited snapshot Revised Nov 2, 2006 Application: May 3, 2006	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01312WI-D Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Lockheed Martin Model 1329-23 aircraft in accordance with Kohlman Systems Research (KSR) Master Drawing List Jetstar 1329-23, Drawing No. MDL 1009, Rev. OR, dated January 06, 2005, or later FAA approved revision. Other aircraft modifications View record	Lockheed Martin 1329-23ATC 2A15 Lockheed Martin 1329-23DTC 2A15 Lockheed Martin 1329-23ETC 2A15	Current at cited snapshot Revised Feb 27, 2006 Application: Jul 9, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01378WI Reduced Vertical Separation Minimum (RVSM) non-group airworthiness approval. Other aircraft modifications View record	Raytheon Aircraft HS.125 Series 600ATC A3EU	Current at cited snapshot Revised Feb 17, 2006 Application: Nov 12, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01246WI Reduced Vertical Separation Minimum (RVSM) Group airworthiness approval. Other aircraft modifications View record	Sabreliner NA-265-40TC A2WE Sabreliner NA-265-60TC A2WE Sabreliner NA-265-80TC A2WE	Current at cited snapshot Revised Jan 30, 2006 Application: May 9, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01360WI Reduced Vertical Separation Minimum (RVSM) non-group airworthiness approval of specific Lockheed Martin Corporation Model 1329-23 Jetstar aircraft. Other aircraft modifications View record	Lockheed Martin 1329-23DTC 2A15	Current at cited snapshot Revised Oct 28, 2005 Application: Apr 7, 2005	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01357WI Reduced Vertical Separation Minimum (RVSM) non-group airworthiness approval of specific Dassault Aviation Mystere-Falcon 20 aircraft. Other aircraft modifications View record	Dassault-Aviation Mystere-Falcon 20 - F5TC A7EU	Current at cited snapshot Revised Oct 25, 2005 Application: Dec 7, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01354WI Reduced Vertical Separation Minimum (RVSM) non-group airworthiness approval of specific Dassault Aviation Fan Jet Falcon and Mystere-Falcon 20 aircraft. Other aircraft modifications View record	Dassault-Aviation Fan Jet Falcon Series CTC A7EU Dassault-Aviation Fan Jet Falcon Series DTC A7EU Dassault-Aviation Fan Jet Falcon Series ETC A7EU Dassault-Aviation Fan Jet Falcon Series FTC A7EU Dassault-Aviation Fan Jet Falcon Series GTC A7EU Dassault-Aviation Mystere-Falcon 20 - C5TC A7EU Dassault-Aviation Mystere-Falcon 20 - D5TC A7EU Dassault-Aviation Mystere-Falcon 20 - E5TC A7EU Dassault-Aviation Mystere-Falcon 20 - F5TC A7EU	Current at cited snapshot Revised Oct 5, 2005 Application: Jul 15, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01145WI Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Bombardier Challenger CL-600-1A11 aircraft, S/Ns 1046, 1038. Other aircraft modifications View record	Bombardier CL-600-1A11 (CL-600)TC A21EA	Current at cited snapshot Revised Jul 11, 2005 Application: Dec 16, 2002	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01334WI Reduced Vertical Separation Minimum (RVSM) non-group airworthiness approval. Other aircraft modifications View record	Bombardier CL-600-1A11 (CL-600)TC A21EA	Current at cited snapshot Revised Jun 23, 2005 Application: Aug 18, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01321WI Reduced Vertical Separation Minimum (RVSM) non-group airworthiness approval of specific Gulfstream Aerospace LP Model 1125 Westwind Astra aircraft. Other aircraft modifications View record	Gulfstream Aerospace LP 1125 Westwind AstraTC A16NM	Current at cited snapshot Revised May 23, 2005 Application: May 4, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01320WI Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval. Other aircraft modifications View record	Raytheon Aircraft HS.125 Series 700ATC A3EU	Current at cited snapshot Revised Apr 20, 2005 Application: Jun 4, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01266WI Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Raytheon BAe 125 Series 800A aircraft in accordance with Kohlman Systems Research (KSR) Master Drawing List Hawker 800 RVSM, Drawing No. MDL 1006, Rev. IR, dated June 25, 2004, or later FAA approved revision. Other aircraft modifications View record	Raytheon Aircraft BAe.125 Series 800ATC A3EU	Current at cited snapshot Revised Dec 20, 2004 Application: Aug 18, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01150WI Vertical Separation Minimum (RVSM) group airworthiness approval of Israel Aircraft Industries (IAI) 1124 Westwind Aircraft. Other aircraft modifications View record	Israel Aircraft Industries 1124TC A2SW	Current at cited snapshot Revised Jun 24, 2004 Application: Feb 14, 2002	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01245WI Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Learjet Model 55 aircraft in accordance with Kohlman Systems Research (KSR) Master Drawing List Lear 55 RVSM, Drawing No. MDL 1002, Rev. A , dated March 16, 2004, or later FAA approved revision. Other aircraft modifications View record	Learjet 55TC A10CE	Current at cited snapshot Revised May 10, 2004 Application: Jun 26, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01238WI Reduced Vertical Separation Minimum (RVSM) group airworthiness approval. Other aircraft modifications View record	Israel Aircraft Industries 1124ATC A2SW	Current at cited snapshot Revised Apr 16, 2004 Application: Aug 12, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01230WI Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Raytheon HS.125-700A aircraft in accordance with Kohlman Systems Research (KSR) Master Drawing List Hawker 700 RVSM, Drawing No. MDL 1001, Rev. A, dated February 18, 2004, or later FAA aApproved revision. Other aircraft modifications View record	Raytheon Aircraft HS.125 Series 700ATC A3EU	Current at cited snapshot Revised Mar 1, 2004 Application: Mar 1, 2004	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01229WI Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific AMD/BA Falcon 10 aircraft. Other aircraft modifications View record	Avions Marcel Dassault - Breguet Aviation Falcon 10TC A33EU	Current at cited snapshot Revised Feb 24, 2004 Application: May 7, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01166WI This approval is limited to the Raytheon HS 125-700A; Reg. No. N700VT, Serial No. 257158, only. Other aircraft modifications View record	Raytheon Aircraft HS.125 Series 700ATC A3EU	Current at cited snapshot Revised May 22, 2003 Application: Feb 19, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01167WI ONE ONLY STC; S/N 1049 : Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of a Bombardier Challenger CL-600-1A11 aircraft. Other aircraft modifications View record	Bombardier CL-600-1A11 (CL-600)TC A21EA	Current at cited snapshot Revised May 22, 2003 Application: Feb 19, 2003	FAA holder: Kohlman Systems Research Inc. FAA authority record
ST01121WI Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval. Other aircraft modifications View record	Bombardier CL-600-1A11 (CL-600)TC A21EA	Current at cited snapshot Revised Dec 12, 2002 Application: Aug 21, 2002	FAA holder: Kohlman Systems Research Inc. FAA authority record