# N7038U: 1950 North American/Walker T-28A - Status: Valid registration - Airframe: [North American/Walker T-28A](https://openairdocs.org/model/north-american-walker-t-28a) (registry code 6402516, 2 seats) - Engine: [Wright R-1300 series](https://openairdocs.org/engine/wright-r-1300-series) (registry code 67060) - Data sheets: [TCDS AR-30](https://openairdocs.org/tcds/AR-30) (Thompson Aircraft Sales) (OpenAirDocs) - Serial number: 49-1520 - Year built: 1950 - Type: Fixed wing single engine - Engine type: Reciprocating - Airworthiness: Experimental, exhibition - Airworthiness date: June 21, 1989 - Certificate issued: January 5, 2011 - Expires: January 31, 2030 - Mode S code: A96336 - Registered owners: [Grosso Ronald J](https://openairdocs.org/faa-owner/GROSSO%20RONALD%20J), [Rinehart Taxidermy Inc](https://openairdocs.org/faa-owner/RINEHART%20TAXIDERMY%20INC) - Location: [Cottage Grove, WI](https://openairdocs.org/faa-place/WI/Cottage%20Grove) - Owner type: Co-owned - Owner's area on the map: 43.0514° N, 89.1923° W: Placed by OpenAirDocs at the center of ZIP code 53527, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7038U - Page: https://openairdocs.org/aircraft/N7038U From the FAA registry file of October 24, 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 Wright R-1300 model are included. ## ADs that may apply (OpenAirDocs): 2 in force ### Matched by airframe (North American/Walker T-28A) - [AD 61-05-05](https://openairdocs.org/ad/61-05-05): R-1300-1A Engines · Thompson Aircraft Sales T-28A. Effective Mar 4, 1961 - [AD 58-22-02](https://openairdocs.org/ad/58-22-02): Landing Gear Trunnion Shaft · Thompson Aircraft Sales T-28A ### Matched by engine (Wright R-1300 series) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N7038U. ## NTSB investigations on N7038U not matched to an aircraft (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB DEN66I0066](https://openairdocs.org/ntsb/DEN66I0066), Mar 19, 1966: Boeing B-727 (N7038U), Cheyenne, WY, incident, minor damage ## FAA accident and incident reports None matched to N7038U. ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## STCs that may be installed (OpenAirDocs) (11) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (North American/Walker T-28A) - [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc - [STC SA01406NY](https://openairdocs.org/stc/SA01406NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K017 on single and multi-engine fixed light aircraft and rotary wing. Airwolf Filter Corporation - [STC SA2586NM](https://openairdocs.org/stc/SA2586NM): Installation of J.P. Instruments temperature monitoring systems. J P Instruments - [STC SA02428SE](https://openairdocs.org/stc/SA02428SE): Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft. Henry F Rogers/David E Polley - [STC SA1315WE](https://openairdocs.org/stc/SA1315WE): Installation of Mixture Monitor (exhaust gas temperature probe, gage and selector) in accordance with Delta Products Part Lists A-192 and A-193, or in accordance with Tri-Star Corporation Mixture Monitor Installation Instructions dated December 9, 1981, or later FAA approved revision and/or Drawing List MM-127 dated November 15, 1981, or later FAA approved revision in aircraft models listed in Master Eligibility List P-80-A-6 revised March 29, 1968, copy attached, or later FAA approved revision. Universal Corporation - [STC SA1207GL](https://openairdocs.org/stc/SA1207GL): Installation of a fuel flow meter and totalizer system. Shadin Avionics - [STC SA4-736](https://openairdocs.org/stc/SA4-736): Modification of lower aft access door and installation of brakets and mounts for K-25 camera. Carma Manufacturing Co - [STC SA4-744](https://openairdocs.org/stc/SA4-744): Camera. Avia Union - [STC SA4-775](https://openairdocs.org/stc/SA4-775): Mark AN-3 camera in left wing. Hammon Aircraft Corp - [STC SA4-797](https://openairdocs.org/stc/SA4-797): Fabrication and installation of camera mount and K-25 camra. Hamilton Aviation Inc - [STC SA91WE](https://openairdocs.org/stc/SA91WE): Camera. Air Fab ## Related - Other North American/Walker T-28A aircraft: https://openairdocs.org/model/north-american-walker-t-28a/aircraft.md - The Wright R-1300 series engine: https://openairdocs.org/engine/wright-r-1300-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.