# N7204: 1972 Grumman Acft ENG Cor-Schweizer G-164A - Status: Valid registration - Airframe: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801, 1 seats) - Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016) - Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16) (Allied Ag Cat Productions Inc.) (OpenAirDocs) - Serial number: 892 - Year built: 1972 - Type: Fixed wing single engine - Engine type: Reciprocating - Airworthiness: Restricted, agriculture and pest control - Airworthiness date: February 18, 1972 - Certificate issued: January 20, 2023 - Expires: January 31, 2030 - Mode S code: A9A670 - Registered owner: [Richter Aviation Inc](https://openairdocs.org/faa-owner/RICHTER%20AVIATION%20INC) - Location: [Maxwell, CA](https://openairdocs.org/faa-place/CA/Maxwell) - Owner type: Corporation - Owner's area on the map: 39.2945° N, 122.2017° W: Placed by OpenAirDocs at the center of ZIP code 95955, 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=7204 - Page: https://openairdocs.org/aircraft/N7204 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 Pratt & Whitney R1340 model are included. ## ADs that may apply (OpenAirDocs): 21 in force ### Matched by airframe (Grumman Acft ENG Cor-Schweizer G-164A) - [AD 2023-08-07](https://openairdocs.org/ad/2023-08-07): Propeller Controlling System · Allied Ag Cat Productions G-164A and G-164B with STC SA7546SW or 4 others. Effective Jun 21, 2023 - [AD 2011-05-07](https://openairdocs.org/ad/2011-05-07): Stabilizers · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Mar 17, 2011 - [AD 2007-17-02](https://openairdocs.org/ad/2007-17-02): Fuel shut-off valve control · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Sep 18, 2007 - [AD 89-18-02 R1](https://openairdocs.org/ad/89-18-02-R1): Elevator Push-Pull Rods · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Nov 24, 1989 - [AD 73-19-10](https://openairdocs.org/ad/73-19-10): Elevator Control Horn · Allied Ag Cat Productions G-164A, G-164B, G-164B-15T and 3 more. Effective Aug 29, 1979 - [AD 78-23-11](https://openairdocs.org/ad/78-23-11): Aileron Balance Cables · Allied Ag Cat Productions G-164, G-164A, G-164B and 5 more. Effective Feb 28, 1979 - [AD 78-26-03](https://openairdocs.org/ad/78-26-03): Wing Fittings Corrosion Detection · Allied Ag Cat Productions G-164, G-164A, G-164B and 4 more. Effective Dec 20, 1978 - [AD 77-19-05](https://openairdocs.org/ad/77-19-05): Flying Wire Terminals · Allied Ag Cat Productions G-164A, G-164B, G-164B-15T and 3 more. Effective Sep 22, 1977 - [AD 75-14-04](https://openairdocs.org/ad/75-14-04): Rudder Cables · Allied Ag Cat Productions G-164, G-164A, G-164B and 4 more. Effective Jul 7, 1977 - [AD 77-13-04](https://openairdocs.org/ad/77-13-04): Placard-Brake Warning · Allied Ag Cat Productions G-164A, G-164B, G-164B-15T and 3 more. Effective Jun 29, 1977 - [AD 76-13-10](https://openairdocs.org/ad/76-13-10): Landing Gear Strut · Allied Ag Cat Productions G-164 and G-164A. Effective Nov 30, 1976 - [AD 76-21-03](https://openairdocs.org/ad/76-21-03): Main Landing Gear Struts · Modified landing gear (Frenco STC SA647WE). Effective Oct 20, 1976 - [AD 66-27-06](https://openairdocs.org/ad/66-27-06): Right-Hand Elevator Torque Tubes · Allied Ag Cat Productions G-164 and G-164A. Effective Dec 16, 1975 - [AD 72-02-02](https://openairdocs.org/ad/72-02-02): Fuel Line Fitting Leakage · Allied Ag Cat Productions G-164A. Effective Oct 18, 1972 - [AD 67-29-04](https://openairdocs.org/ad/67-29-04): Elevator Forward Pushrod · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Oct 27, 1967 - [AD 67-09-04](https://openairdocs.org/ad/67-09-04): Control Surface Lock · Allied Ag Cat Productions G-164 and G-164A. Effective Mar 24, 1967 - [AD 66-01-02](https://openairdocs.org/ad/66-01-02): Propeller Cone and Spacer Sets · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Dec 28, 1965 - [AD 63-22-02](https://openairdocs.org/ad/63-22-02): Throttle Control Pivot Bolt · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Oct 26, 1963 - [AD 63-22-01](https://openairdocs.org/ad/63-22-01): Spray Pump Fan Blades · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Oct 25, 1963 - [AD 63-01-01](https://openairdocs.org/ad/63-01-01): Engine Mount Washers · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Jan 5, 1963 - [AD 62-08-07](https://openairdocs.org/ad/62-08-07): Aileron Control Cable Modification · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Apr 25, 1962 ### Matched by engine (Pratt & Whitney R1340 series) None in force. ### Historical (superseded or no longer in force) - [AD 2008-22-21](https://openairdocs.org/ad/2008-22-21) (historical): Main tubular spar · Allied Ag Cat Productions G-164, G-164A, G-164B and 7 more. Effective Dec 19, 2008 - [AD 82-07-04](https://openairdocs.org/ad/82-07-04) (historical): Fuel Shutoff Valve Modification · Allied Ag Cat Productions G-164A, G-164B, G-164B-15T and 6 more. Effective Apr 6, 1982 - [AD 78-08-09](https://openairdocs.org/ad/78-08-09) (historical): Rudder Assembly · Allied Ag Cat Productions G-164, G-164A, G-164B and 4 more. Effective Apr 21, 1978 ## Information bulletins (advisory) (2 in force) - [SAIB CE-16-02](https://openairdocs.org/saib/CE-16-02): Engine Mounts: Allied Ag Cat Airplanes with Honeywell TPE331 Conversions; engine mount cracking and recommended visual mount inspections.. Issued Oct 7, 2015 - [SAIB CE-11-40](https://openairdocs.org/saib/CE-11-40): Flight Controls: Rudder. Issued Jun 10, 2011 ## NTSB investigations None matched to N7204. ## FAA accident and incident reports None matched to N7204. ## Service difficulty reports None filed for this aircraft. ## Related - Other Grumman Acft ENG Cor-Schweizer G-164A aircraft: https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a/aircraft.md - STCs for the Grumman Acft ENG Cor-Schweizer G-164A: https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a/stcs.md - The Pratt & Whitney R1340 series engine: https://openairdocs.org/engine/pratt-whitney-r1340-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.