# N508JM: 1946 Cessna 120 - Status: Valid registration - Airframe: [Cessna 120](https://openairdocs.org/model/cessna-120) (registry code 2071402, 2 seats) - Engine: [Continental C85 series](https://openairdocs.org/engine/continental-c85-series) (registry code 17008) - Data sheets: [TCDS A-768](https://openairdocs.org/tcds/A-768) (Textron Aviation Inc.), [TCDS E-233](https://openairdocs.org/tcds/E-233) (Continental Aerospace Technologies, Inc.) (OpenAirDocs) - Serial number: 8962 - Year built: 1946 - Type: Fixed wing single engine - Engine type: Reciprocating - Airworthiness: Standard - Airworthiness date: April 6, 1956 - Certificate issued: February 11, 2026 - Expires: February 28, 2033 - Mode S code: A6587C - Registered owner: [Munday Jeffrey R Trustee](https://openairdocs.org/faa-owner/MUNDAY%20JEFFREY%20R%20TRUSTEE) - Location: [Waverly, GA](https://openairdocs.org/faa-place/GA/Waverly) - Owner type: Individual - Owner's area on the map: 31.0707° N, 81.6434° W: Placed by OpenAirDocs at the center of ZIP code 31565, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=508JM - Page: https://openairdocs.org/aircraft/N508JM From the FAA registry file of October 21, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Continental C85 model are included. ## ADs that may apply (OpenAirDocs): 46 in force ### Matched by airframe (Cessna 120) - [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023 - [AD 2022-08-03](https://openairdocs.org/ad/2022-08-03): Flight Compartment Equipment · Textron 120, 140 and 140A. Effective May 17, 2022 - [AD 2022-03-15](https://openairdocs.org/ad/2022-03-15): Fuel Quantity Indicator · Garmin G3X Touch Electronic Flight Instrument System (STC SA01899WI). Effective Mar 21, 2022 - [AD 2006-03-08](https://openairdocs.org/ad/2006-03-08): Vacuum pumps · Aero Advantage 14-19, 14-19-2, 14-19-3 and 299 more. Effective Mar 10, 2006 - [AD 2004-19-01](https://openairdocs.org/ad/2004-19-01): Upper shoulder harness adjusters · Cessna F150G, F150H, F150J and 129 more. Effective Nov 1, 2004 - [AD 96-12-22](https://openairdocs.org/ad/96-12-22): Full Flow Engine Oil Adapter · Bellanca CH-300 Pacemaker, 120, 140 and 361 more. Effective Jul 31, 1996 - [AD 96-09-06](https://openairdocs.org/ad/96-09-06): Air Filter Assemblies · Maule Aerospace Technology 7ACA, 7ECA, 7FC and 180 more. Effective Jun 7, 1996 - [AD 81-15-03](https://openairdocs.org/ad/81-15-03): Engine Inlet Air Filters · Replace existing engine induction air filter (Brackett Aero Filters STC SA693CE or SA71GL). Effective Jul 20, 1981 - [AD 79-08-03](https://openairdocs.org/ad/79-08-03): Electrical System · Cessna 120, 140, 140A and 152 more. Effective Jun 6, 1979 - [AD 62-24-03](https://openairdocs.org/ad/62-24-03): Cabin Heat System · Lycoming O-235-C1, O-235-C2C, O-290-D, O-290-D2, O-320 engine (Luscombe STC SA4-173 or 5 others). Effective Nov 21, 1962 - [AD 61-25-01](https://openairdocs.org/ad/61-25-01): Met-Co-Aire Landing Gear · Cessna 120, 140 and 140A. Effective Dec 20, 1961 - [AD 51-21-01](https://openairdocs.org/ad/51-21-01): Rudder Rib Flanges · Cessna 120, 140 and 140A - [AD 50-31-01](https://openairdocs.org/ad/50-31-01): Fin Spar Reinforcement · Cessna 120, 140 and 140A - [AD 48-25-03](https://openairdocs.org/ad/48-25-03): Wing Drag Wire System · Cessna 120 and 140 - [AD 48-25-02](https://openairdocs.org/ad/48-25-02): Welded Exhaust Muffler · Cessna 120 and 140 - [AD 48-07-01](https://openairdocs.org/ad/48-07-01): Stabilizer Attaching Bolts · Cessna 120 and 140 - [AD 48-05-04](https://openairdocs.org/ad/48-05-04): Operator Limitations Placard · Cessna 120 and 140 - [AD 47-50-02](https://openairdocs.org/ad/47-50-02): Fuselage Bulkhead · Cessna 120 and 140 - [AD 47-43-08](https://openairdocs.org/ad/47-43-08): Beech R003-201 Propeller Blades · Cessna 120 and 140 - [AD 47-43-06](https://openairdocs.org/ad/47-43-06): Aileron Support Ribs · Cessna 120 and 140 - [AD 47-43-05](https://openairdocs.org/ad/47-43-05): Elevator Spar Web Reinforcement · Cessna 120 and 140 - [AD 47-43-04](https://openairdocs.org/ad/47-43-04): Rudder Control Cable Horns · Cessna 120 and 140 - [AD 47-43-03](https://openairdocs.org/ad/47-43-03): Seaplane Spreader Struts · Cessna 120 and 140 - [AD 47-43-02](https://openairdocs.org/ad/47-43-02): Fuel Selector Valve Handle · Cessna 120 and 140 - [AD 47-43-01](https://openairdocs.org/ad/47-43-01): Primer Line Relocation · Cessna 120 and 140 - [AD 47-26-02](https://openairdocs.org/ad/47-26-02): Wing Leading Edge Rework · Cessna 120 and 140 - [AD 47-06-11](https://openairdocs.org/ad/47-06-11): Forward Doorposts Cracks · Cessna 120 and 140 - [AD 47-06-10](https://openairdocs.org/ad/47-06-10): Aileron Carry-Through Bar · Cessna 120 and 140 - [AD 46-44-05](https://openairdocs.org/ad/46-44-05): Engine Mounting Bolts · Cessna 120 and 140 - [AD 46-44-04](https://openairdocs.org/ad/46-44-04): Carburetor Hot Air Ducts · Cessna 120 and 140 - [AD 46-44-03](https://openairdocs.org/ad/46-44-03): Windshield Retaining Channel · Cessna 120 and 140 - [AD 46-44-02](https://openairdocs.org/ad/46-44-02): Safety Belt Bracket Reinforcement · Cessna 120 and 140 - [AD 46-44-01](https://openairdocs.org/ad/46-44-01): Rudder Stop Bolts · Cessna 120 and 140 ### Matched by engine (Continental C85 series) - [AD 98-17-11](https://openairdocs.org/ad/98-17-11): Crankshafts · Continental Motors A-65-3, A-65-8, A75-8 and 90 more. Effective Oct 19, 1998 - [AD 98-01-06](https://openairdocs.org/ad/98-01-06): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 184 more. Effective Feb 13, 1998 - [AD 94-05-05 R1](https://openairdocs.org/ad/94-05-05-R1): Cylinder Rocker · Continental Motors C-125-1, C-125-2, C145-2 and 59 more. Effective Feb 13, 1996 - [AD 95-21-15](https://openairdocs.org/ad/95-21-15): Aviation Gasoline · Continental Motors A-65-8, C85-12F, C85-12FJ and 77 more. Effective Nov 28, 1995 - [AD 93-22-05](https://openairdocs.org/ad/93-22-05): Carburetor Air Intake Housing Assemblies · Continental Motors C90-12F, C90-12FH, C90-12FJ and 22 more. Effective Dec 14, 1993 - [AD 93-19-04](https://openairdocs.org/ad/93-19-04): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 184 more. Effective Oct 18, 1993 - [AD 81-16-05](https://openairdocs.org/ad/81-16-05): Magnetos · Lycoming Engines AEIO-320-E1B, AEIO-320-E2B, AEIO-360-B1G6 and 234 more. Effective Aug 6, 1981 - [AD 81-07-06](https://openairdocs.org/ad/81-07-06): AC Fuel Pumps · Continental Motors A-65-1, A-65-12, A-65-12F and 60 more. Effective Apr 1, 1981 - [AD 80-06-05](https://openairdocs.org/ad/80-06-05): Magnetos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 254 more. Effective Mar 28, 1980 - [AD 69-24-03](https://openairdocs.org/ad/69-24-03): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 321 more. Effective Nov 29, 1969 - [AD 69-09-01](https://openairdocs.org/ad/69-09-01): Eisemann Magnetos · Eisemann Magnetos, 2A4-45-B2, 2A4-49-B2 and 158 more - [AD 49-50-01](https://openairdocs.org/ad/49-50-01): Generator Drive Coupling Rubber Disc · Continental Motors C-125-1, C-125-2, C145-2 and 27 more - [AD 47-40-02](https://openairdocs.org/ad/47-40-02): Piston Pins · Continental Motors C-125-1, C-125-2, C75-12F and 4 more ### Historical (superseded or no longer in force) - [AD 86-26-04](https://openairdocs.org/ad/86-26-04) (historical): Shoulder Harness Adjuster · Cessna Aircraft Company, The 120, 140, 140A and 134 more. Effective Jan 6, 1987 - [AD 94-14-12](https://openairdocs.org/ad/94-14-12) (historical): Octane Aviation Gasoline · Teledyne Continental Motors A-65-8, C85-12, E185-11 and 68 more ## Information bulletins (advisory) (9 in force) - [SAIB SW-18-31](https://openairdocs.org/saib/SW-18-31): NAVIGATION, ATTITUDE, AND DIRECTION DATA SYSTEM. Issued Nov 21, 2018 - [SAIB CE-15-13](https://openairdocs.org/saib/CE-15-13): FUSELAGE Seat Belt Mounting Bracket. Issued Apr 15, 2015 - [SAIB CE-10-40R1](https://openairdocs.org/saib/CE-10-40R1): Aircraft Fuel System; water contamination of fuel tank systems on Cessna single engine airplanes. Issued Jul 30, 2010 - [SAIB CE-09-42](https://openairdocs.org/saib/CE-09-42): Lights - Landing Light, Beacon Light and Taxi Light Switch Applications. Issued Jul 24, 2009 - [SAIB CE-05-80](https://openairdocs.org/saib/CE-05-80): . Issued Aug 9, 2005 - [SAIB NE-18-27](https://openairdocs.org/saib/NE-18-27): POWERPLANT Rocker Shaft Boss Inspection. Issued Sep 10, 2018 - [SAIB NE-16-13](https://openairdocs.org/saib/NE-16-13): Powerplant - Prohibited use of sealant. Issued Mar 8, 2016 - [SAIB NE-13-04](https://openairdocs.org/saib/NE-13-04): Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection. Issued Oct 31, 2012 - [SAIB CE-98-21R1](https://openairdocs.org/saib/CE-98-21R1): . Issued Jun 10, 1998 - [SAIB CE-06-46](https://openairdocs.org/saib/CE-06-46) (historical): . Issued May 24, 2006 ## NTSB investigations None matched to N508JM. ## FAA accident and incident reports None matched to N508JM. ## Service difficulty reports None filed for this aircraft. ## Related - Other Cessna 120 aircraft: https://openairdocs.org/model/cessna-120/aircraft.md - STCs for the Cessna 120: https://openairdocs.org/model/cessna-120/stcs.md - The Continental C85 series engine: https://openairdocs.org/engine/continental-c85-series.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.