FAA-listed STC holder

Javelin Conversions Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 10 selected supplemental type certificates with status Current under Javelin Conversions Inc.. The records span 18 public aircraft directories and 5 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

Jul 31, 2012

latest recorded revision

Recently revised records

Showing the 10 most recently revised records. Category directories provide the complete paginated discovery path.

10 displayed records.

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

Javelin Conversions Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SA2082WE Installation of two Lycoming TIO-540-A2B, or N2BD turbocharged engines and two Hartzell HC-E3YR-2/C8468-6R or -8R or 2ALF propellers. Other aircraft modifications View record	Cessna Aircraft 310ITC 3A10 Cessna Aircraft 310LTC 3A10 Cessna Aircraft 310NTC 3A10 Cessna Aircraft 310PTC 3A10 Cessna Aircraft 310QTC 3A10 Cessna Aircraft 310RTC 3A10 Cessna Aircraft 320BTC 3A25 Cessna Aircraft 320CTC 3A25 Cessna Aircraft T310PTC 3A10	Current at cited snapshot Revised Jul 31, 2012 Application: Sep 8, 1969	FAA holder: Javelin Conversions Inc. FAA authority record
SA2093CE Reinstallation of original Cessna manually operated alternate engine induction air system on airplanes previously modified in accordance with STC SA2242SW. Engine and powerplant View record	Cessna Aircraft T310PTC 3A10	Current at cited snapshot Revised Jul 31, 2012 Application: Mar 25, 1985	FAA holder: Javelin Conversions Inc. FAA authority record
SA2122WE Installation of two Lycoming TIO-540-A2B turbocharged engines and two Hartzell HC-E3YR-2/C8468-6R propellers; or installation of Lycoming TIO-540-J2BD or N2BD and LTIO-540-J2BD or N2BD engines with Hartzell HC-E3RY-2F/FC8468-6R or -8R and HC-E3YR-2LF/FJC8468-6R or -8R propellers and gross weight. Aircraft performance View record	Cessna Aircraft 320CTC 3A25 Cessna Aircraft 320ETC 3A25	Current at cited snapshot Revised Jul 31, 2012 Application: Feb 13, 1970	FAA holder: Javelin Conversions Inc. FAA authority record
SA2242SW Installation of Continental TSIO-520J engines. Other aircraft modifications View record	Cessna Aircraft 310BTC 3A10 Cessna Aircraft 310ITC 3A10 Cessna Aircraft 310JTC 3A10 Cessna Aircraft 310KTC 3A10 Cessna Aircraft 310LTC 3A10 Cessna Aircraft 310NTC 3A10 Cessna Aircraft 310PTC 3A10 Cessna Aircraft 310QTC 3A10 Cessna Aircraft 310RTC 3A10 Cessna Aircraft 320CTC 3A25 Cessna Aircraft 320DTC 3A25 Cessna Aircraft 320ETC 3A25 Cessna Aircraft 320FTC 3A25 Cessna Aircraft T310PTC 3A10 Cessna Aircraft T310QTC 3A10 Cessna Aircraft T310RTC 3A10	Current at cited snapshot Revised Jul 31, 2012 Application: Jun 1, 1975	FAA holder: Javelin Conversions Inc. FAA authority record
SA2568NM Installation of an Avco Lycoming TI0-540-V2AD engine Hartzell HC-F4YR-IRF/7663DB-6Q four bladed propeller and associated changes. Engine and powerplant View record	Cessna Aircraft P210NTC 3A21	Current at cited snapshot Revised Jul 31, 2012 Application: Mar 26, 1984	FAA holder: Javelin Conversions Inc. FAA authority record
SA2570NM Installation of stiffening ribs in the aileron and rudder surfaces and redistribution of the mass balance in the aileron, rudder and elevator. Flight controls View record	Cessna Aircraft P210NTC 3A21	Current at cited snapshot Revised Jul 31, 2012 Application: Sep 20, 1984	FAA holder: Javelin Conversions Inc. FAA authority record
SA341NE Installation of an Aft Baggage Compartment Auxiliary Fuel Tank and Transfer System to the Right Wing Tank. Fuel systems View record	Cessna Aircraft P210NTC 3A21	Current at cited snapshot Revised Jul 31, 2012 Application: Mar 11, 1985	FAA holder: Javelin Conversions Inc. FAA authority record
SA404NE Installation of a Garrett Pressurization Control System. Other aircraft modifications View record	Cessna Aircraft P210NTC 3A21	Current at cited snapshot Revised Jul 31, 2012 Application: May 1, 1985	FAA holder: Javelin Conversions Inc. FAA authority record
SA441NE Installation of vapor-cycle air conditioning system. Other aircraft modifications View record	Cessna Aircraft P210NTC 3A21	Current at cited snapshot Revised Jul 31, 2012 Application: Apr 19, 1985	FAA holder: Javelin Conversions Inc. FAA authority record
SE2569NM Relocation of Turbocharger, intercooler, fuel control unit, and upper engine mounts plus associated changes. Engine and powerplant View record	Lycoming Engines TIO-540-V2ADTC E14EA	Current at cited snapshot Revised Jul 31, 2012 Application: Mar 27, 1984	FAA holder: Javelin Conversions Inc. FAA authority record

Javelin Conversions Inc. STCs

Modification mix

Aircraft represented

Recently revised records

Installation of two Lycoming TIO-540-A2B, or N2BD turbocharged engines and two Hartzell HC-E3YR-2/C8468-6R or -8R or 2ALF propellers.

Reinstallation of original Cessna manually operated alternate engine induction air system on airplanes previously modified in accordance with STC SA2242SW.

Installation of two Lycoming TIO-540-A2B turbocharged engines and two Hartzell HC-E3YR-2/C8468-6R propellers; or installation of Lycoming TIO-540-J2BD or N2BD and LTIO-540-J2BD or N2BD engines with Hartzell HC-E3RY-2F/FC8468-6R or -8R and HC-E3YR-2LF/FJC8468-6R or -8R propellers and gross weight.

Installation of Continental TSIO-520J engines.

Installation of an Avco Lycoming TI0-540-V2AD engine Hartzell HC-F4YR-IRF/7663DB-6Q four bladed propeller and associated changes.

Installation of stiffening ribs in the aileron and rudder surfaces and redistribution of the mass balance in the aileron, rudder and elevator.

Installation of an Aft Baggage Compartment Auxiliary Fuel Tank and Transfer System to the Right Wing Tank.

Installation of a Garrett Pressurization Control System.

Installation of vapor-cycle air conditioning system.

Relocation of Turbocharger, intercooler, fuel control unit, and upper engine mounts plus associated changes.