STCs – 120-140
The International Cessna 120-140 Association provides information for reference and historical purposes. They are not intended to be a substitute for official publications. It is the responsibility of the individual aircraft owner and their AP/AI to determine the applicability and/or legality of this information.
Supplemental Type Certificates – Cessna 120-140
| SA00072NY | Installation of a Sensenich model 72CK fixed-pitch metal propeller. | Issued | 02/25/1994 |
| SA00081NY | Installation of Iceman Aviation Supplies Inc. Carburetor Ice Detector. | Amended | 12/07/1995 |
| SA00188AT | Installation of Appalachian Accessories carbon steel brake discs that have the melonite surface treatment, P/N AA-26A. | Reissued | 11/14/1994 |
| SA00215NY | Installation of CAVU Model AM100 AVMIX engine fuel/air mixture setting system. | Amended | 08/14/1995 |
| SA00402SE | Installation of a remote spin-on oil filter adapter. (GC-1B w/Lycoming or Cont 360 engine installed) | Amended | 04/24/2000 |
| SA00432SE | Installation of EGT 701 series fuel flow instrument. | Amended | 04/19/2002 |
| SA00478CH | Installation of Cooper Superflite 102 Fabric. | Reissued | 07/09/2002 |
| SA00780SE | Installation of the True Lock Safety Retention Axle Lock Nut System. (J3C Series; Army L-4, L-4A, L-4B; Navy NE-1; L-4H, L-4J; Navy NE-2) | Amended | 02/01/2001 |
| SA00861SE | Installation of J.P. Instruments (JPI) fuel flow indicating system in accordance with JPI Installation Manual FS-450, Report No. 400, Revision -, dated August 16, 2000, or later FAA approved revision. | Issued | 12/18/2000 |
| SA00897WI | Installation of Concorde Battery Corporation (VRSLA) Valve regulated sealed lead acid battery. | Issued | 08/11/2000 |
| SA01139CH | Installation of W.D. Davis V.I.C.C.L. Cessna Cowl Latch. | Issued | 01/19/2000 |
| SA01311AT | Installation of Teledyne Continental Motors models C-85-12, C-18-12F, and C-85-14F engines which have STC SE01309AT installed. | Issued | 03/24/1997 |
| SA01814CH | Replace Cessna S-43 fabric attachment clips with AD42ABSLF rivets | Issued | 04/18/2003 |
| SA02033AT | Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc’s SH4-235SW, SH4-826SW or SH479SW). | Amended | 05/22/2002 |
| SA02072AK | Installation of hourmeter airspeed switch. | Amended | 11/14/1997 |
| SA02168AK | Installation of hourmeter airspeed switch. For unpressurized aircraft only. Pressurized aircraft must have pressurization system deactivated. | Issued | 03/23/2001 |
| SA02482AT | Installation of airplane weight restriction placard. | Issued | 04/02/2002 |
| SA02520AT | Installation of M-20 Oil Separator, model 600-WP. | Issued | 05/30/2002 |
| SA09470SC | Installation of Starter Indicator light system. | Issued | 06/18/2001 |
| SA1-259 | Wing covering of alclad panels. | Issued | Unknown |
| SA1-436 | Leading edge landing lights in left-hand wing. | Amended | 09/14/2001 |
| SA10005SC | Installation of airflow register into baggage compartment cover and insert a screened vent into empennage inspection plate. | Amended | 09/09/2002 |
| SA1005SC | Installation of airflow register into baggage compartment cover and insert a screened vent into empennage inspection plate. | Issued | 07/23/2002 |
| SA10077SC | Installation of push-button starter system. | Issued | 01/13/2003 |
| SA105GL | Install a pitot-static tube. | Issued | 01/16/1976 |
| SA1008WE | Installation of Poly-Fiber covering material. | Reissued | 10/06/1992 |
| SA10126SC | Installation of Aero Advantage ADV200 series vacuum pump per Aero Advantage Drawing Number ADVMSI 500 latest FAA approved revision. | Issued | 02/28/2003 |
| SA1049GL | Surrendered and incorporated into STC SA00478CH. | Surrendered | 06/14/2002 |
| SA1143CE | Installation of Aero Fabricators muffler assemblies P/N E477-001(L.H.) and P/N E477-002 (R.H.). | Amended | 02/01/1988 |
| SA1143SW | Redesigned muffler assemblies. | Issued | 05/15/1970 |
| SA1177WE | WECO carburetor temperature monitor. | Issued | 01/01/1960 |
| SA1209WE | Replacement of wing drag wires in two outboard wing bays with 3/16 inch Stratton Aero Enterprises drag wires. | Reissued | 08/11/1978 |
| SA121CE | Nose and main gear wheel fairing(Jetstreams) using standard unaltered Cessna landing gear and nose gear fork for model and year using 500 x 5 nose and 600 x 6 main gear tires. | Amended | 03/01/1977 |
| SA1315WE | Installation of Tri-Star Corp. mixture monitor (exhaust gas temperature probe, gage, and selector). | Reissued | 10/10/1985 |
| SA1350WE | Replace existing fabric on wings, fuselage, empennage and/or control surfaces with fiberglass cloth. | Reissued | 03/06/1969 |
| SA1351WE | Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12) | Amended | 08/19/1983 |
| SA1378GL | Install replacement rear carry-thru wing spar P/N U-0411476, Rev. A, dated 1/24/89. | Issued | 05/02/1989 |
| SA13GL | Installation of Cleveland wheel No. 40-97A and brake No. 30-63A. (140A S/N 13400 AND UP) | Amended | 04/01/1981 |
| SA1429GL | Install Aero Fabricators shoulder harness and seat belt assembly. | Issued | 10/31/1989 |
| SA1455NM | Installation of a flame proof auxiliary heater-dryer, Model12-1600. | Amended | 12/11/1985 |
| SA147CE | Moni-Meters on aircraft equipped with King KY-90, KY-95, Narco Mark 4 or Mark 12 transceivers. | Issued | Unknown |
| SA1524GL | Install Woychik retractable lifting handles, Model H. | Issued | 10/17/1990 |
| SA1563NM | Installation of Jensen aircraft fuel valve plug No. 011-3. | Reissued | 01/29/1999 |
| SA1626NM | Installation of Electronics Int’l Digital EGT/CHT Instruments and accessories. (201 Series) | Amended | 05/09/1993 |
| SA1643GL | Installation of V-type or Y-type shoulder harness. (182 SERIES EXCEPT R182 & TR182) | Amended | 08/31/1995 |
| SA175WE | Conversion of aircraft for parachute jumping and aerial photography operations. | Issued | Unknown |
| SA2100CE | Operation of airplane on unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index(RON+MON)/2. Intermixing with aviation also approved. | Amended | 06/23/1992 |
| SA2162NM | Installation of the Precise Flight stand-by vacuum system, Model SVS III. | Amended | 04/14/2000 |
| SA2190NM | Installation of electronics International Digital EGT/CHT Intruments and Accessories. | Reissued | 05/24/1988 |
| SA2232SO | Replacement of Cleveland brake discs P/N 164-26 or 164-126 with Appalacian Accessories’ stainless steel brake discs P/N 75-27. | Issued | 01/21/1988 |
| SA2350NM | Installation of Electronics International digital EGT/CHT instruments and accessories. | Amended | 05/24/1988 |
| SA2666WE | Ceconite 102 material covering complete aircraft. (262A SERIES -12) | Amended | 08/19/1983 |
| SA267SW | Continental O-200-A engine and a McCauley 1A100 MCM propeller. | Issued | Unknown |
| SA2687NM | Installation of Truboplus/ Electronics Int’l gauges and switches. | Reissued | 02/24/1992 |
| SA268CE | Installation of tow hitch assembly. | Issued | Unknown |
| SA2693NM | Installation of Electronics International digital volt/amp gauges and accessories. | Amended | 01/26/1988 |
| SA2844CE | Installation of a plastic cap enclosure over the anti-collision strobe light system. | Issued | 07/29/1992 |
| SA295WE | Mounting bracket fabrication. | Issued | 01/01/1960 |
| SA3-114 | Instrument panel modification. | Issued | Unknown |
| SA3-423 | Installation of CT-3000 tail ski on airplanes equipped with Scott 3200 or 3400 tail wheels. | Reissued | 02/16/1993 |
| SA308EA | Installation of carburetor ice detection system 105AP in single and twin engine aircraft and single engine helicopters powered by Continental, Franklin, and Lycoming type engines equipped with Marvel-Schebler MA-2, MA-3, MA-4, MA-4-5, MA-6 and HA-6 series carburetors. (Normal,Utility and Acrobatic Category airplanes and helicopters equipped with engines and carburetors as described.) | Amended | 11/20/1978 |
| SA3203SO | Replacement of Cleveland brake disks, P/N 164-26A and/or 164-126A, with Appalachian Accessories stainless steel brake disks P/N 75-27. | Reissued | 09/29/1995 |
| SA3300NM | Use of unleaded automobile gasoline, 87 minimum antiknock and 88 minimum antiknock index leaded automobile gasoline. | Issued | 11/05/1985 |
| SA331CE | New base instrument panel incorporating artificial horizon. | Issued | Unknown |
| SA34CE | Tow hitch assembly. | Issued | Unknown |
| SA3500NM | Installation of a dorsal fin. | Issued | 05/30/1986 |
| SA3620NM | Application of polyurethane finishing system. | Issued | 07/15/1987 |
| SA3815NM | Installation of BAS tail pull handle in the aft fuselage. | Amended | 06/09/1998 |
| SA3862NM | Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories. | Amended | 04/25/1988 |
| SA388SO | Metalize wings, wing landing/taxi light installation. | Amended | 06/26/1970 |
| SA4-1200 | Delco-Remy generator 1101879 and regulator 1118384. | Issued | Unknown |
| SA4-1210 | Installation of Eonnex cover on aircraft surfaces. | Reissued | 08/19/1980 |
| SA4-1346 | Fiberglas covering of airplane surfaces. | Issued | Unknown |
| SA4-174 | Glass cloth application over muslin to wings only. | Issued | Unknown |
| SA4-207 | Spar reworked to facilitate rigging of metalized wings. | Issued | Unknown |
| SA4-302 | Installation of BN-1 propeller spinner. | Reissued | 10/30/1985 |
| SA4-341 | Recovering of wings with .02024ST alclad sheet. | Issued | 01/01/1960 |
| SA4-360 | Recovering of wings with aluminum alloy sheet. | Issued | Unknown |
| SA4-394 | Installation of George M. Adams DGA-2000 wheels and bodell Manufacturing Model BMI-252 brakes. | Amended | 01/15/1976 |
| SA4-581 | Installation of a Lycoming O-290-D engine and Sensenich M76AM-2 or Sensenich CS3FM4 propeller, in accordance with McKenzie Aircraft Repair Installation Instructions and Supplemental Parts List dated June 28, 1958, and McKenzie Aircraft Repair Installation Instructions and Parts List dated September 10, 1955, and McKenzie Aircraft Repair Drawing L149-0600-244, Revision 4, dated June 23, 1958, Sheets 1 and 2, or later FAA approved revisions to all of the above. | Reissued and Amended | 03/01/2002 |
| SA4-640 | Installation of a Lycoming O-290-D2 engine and Sensenich M74DM propeller, in accordance with McKenzie Aircraft Repair Installation Instructions dated October 30, 1958, (revised August 24, 1976), and McKenzie Aircraft Repair Drawing L149-0600-244, Sheets 1 and 2, Revisions 1, 2, and 3, or later FAA approved revisions. For seaplane configuration, the McCauley 1A175/GM-8240 propeller is required. | Reissued and Amended | 03/01/2002 |
| SA4-674 | Eonite covering on wings. | Issued | Unknown |
| SA4-79 | Recovering of wings with metal.020 aluminum 2024-T3 clad. | Issued | 01/01/1960 |
| SA4-803 | Ceconite 101 covering of wings. | Issued | Unknown |
| SA4-840 | Fabric replaced with glass cloth on wings, fuselage, empennage and/or control surfaces. | Issued | Unknown |
| SA4-89 | Recovering of wings with metal .020 alclad 2024T3 aluminum alloy. | Issued | 01/01/1960 |
| SA4-916 | Tricycle gear. | Issued | Unknown |
| SA4005NM | Installation of Precise Pulselite control unit in landing/taxi system. (HP Jetstream Model 3101 AND SUPER 31) | Amended | 06/04/2001 |
| SA4-95 | Installation of a Lycoming O-235-C1 or O-235-C2C engine, in accordance with Installation Instructions and McKenzie Flying Service Drawing No. L149-0600-244, Sheets 1 and 2, or later FAA approved revisions. This modification also includes the option of installing a Gulfstream American AA-1 exhaust system assembly (Part No. 504002-501) as per Instructions Item No. 27. | Reissued and Amended | 03/01/2002 |
| SA4172NM | Installation of Aviation Development oil filter. | Amended | 09/01/1999 |
| SA4302NM | Installation of Electronics Int’l digital automatic engine analyzer. | Amended | 03/05/1993 |
| SA4338NM | Installation of flap and aileron bay gap seals. | Issued | 07/21/1988 |
| SA4721NM | Installation of SynCon alarm system. | Amended | 05/08/1990 |
| SA5159NM | Installation of chip detector system. | Amended | 11/06/1992 |
| SA547EA | Installation of Continental O-200-A engine and McCauley 1A100/MCM6952 or1A101/DCM6952 propeller. | Reissued | 10/28/2002 |
| SA54CE | Covering of wings with .020-inch 24ST aluminum. | Issued | 06/05/1965 |
| SA5581SW | Installation of ALCOR true-flow/ totalizer system. Requires STC SE5583SW which can be installed on aircraft equipped with Teledyne Continental engines IO-360, L/TSIO-360, TSIO-360, TIO-360, TSIO-470, GTSIO-520, L/TSIO-520, TSIO-520, IO-520, and IO-470. The approved model numbers listed may not be inclusive | Amended | 09/30/2002 |
| SA5656NM | Installation of burglar alarm system. | Amended | 07/21/1993 |
| SA582NW | Fabrication of wire ropes. | Issued | 05/12/1978 |
| SA5924NM | Installation of RPM instrument. | Amended | 06/03/1994 |
| SA5925NM | Installation of oil pressure/temperature instrument. | Amended | 06/03/1994 |
| SA5926NM | Installation of manifold pressure instrument. | Amended | 08/15/1993 |
| SA593CH | Install Unison SlickSTART tm magneto booster system. | Amended | 04/20/2000 |
| SA648NE | Installation of Cessna 150 exhaust systems. | Issued | 04/25/1989 |
| SA666NW | Installation of Teflon control yoke bushings. | Amended | 05/15/1996 |
| SA691GL | Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index. | Amended | 01/04/1988 |
| SA69NW | Installation of Matney’s engine charge air-air filter assembly. (AA-1B, AA-1, AA-1A 1969 AND ON) | Amended | 10/08/1974 |
| SA71GL | Installation of air filters per AML No. SA71GL latest FAA approved revision on single-engine aircraft. | Reissued | 06/20/2000 |
| SA7965SW | Application of fabric and polyurethane finishing system. | Amended | 04/07/1994 |
| SA798EA | Installation of Monitair exhaust gas combustion monitor kit. | Reissued | 02/14/1972 |
| SA800EA | Installation of Aviation White Anti-Collision Strobe Lights. Whelen Models A429, A430, A434, A450, A408 (white), A408R/W or A47OR/W (red/white), A500, A625 or A650 and associated power supplies or Model SA strobe light system. | Amended | 09/08/1999 |
| SA800NE | Installation of alternator system on Cessna 120, 140, and 140A aircraft with Continental engine C-85-12, -14 and C-90-12, -14; and Cessna 120, 140 and 140A with Continental O-200-A (when STCSA547EA is installed). | Amended | 11/08/2002 |
| SA8075SW | Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER) | Amended | 03/31/1997 |
| SA8150SW | Installation of VENTUBE pilot/co-pilot overhead fresh air valves. (195 SERIES LC-126A; LC-126B; LC-126C). | Reissued | 11/13/2000 |
| SA86NW | Installation of automatic carburetor alternate air control unit. | Issued | 12/28/1973 |
| SA99EA | Installation of Fram lube oil filter Model PB55-1. | Amended | 09/11/1967 |
| SA04382CH | Installation of Cessna 150 seats and seat rail supports | Issued | 07/18/2019 |