# N14114: North American T-28B - Status: Valid registration - Airframe: [North American T-28B](https://openairdocs.org/model/north-american-t-28b) (registry code 6402506, 2 seats) - Engine: [Wright R-1820 series](https://openairdocs.org/engine/wright-r-1820-series) (registry code 67020) - Serial number: 51-7618 - Type: Fixed wing single engine - Engine type: Reciprocating - Airworthiness: Experimental, exhibition - Airworthiness date: February 24, 1992 - Certificate issued: January 19, 2025 - Expires: January 31, 2032 - Mode S code: A0A8FF - Registered owner: [Helfrich Vincent](https://openairdocs.org/faa-owner/HELFRICH%20VINCENT) - Location: [Lawrence, MA](https://openairdocs.org/faa-place/MA/Lawrence) - Owner type: Individual - Owner's area on the map: 42.6900° N, 71.1604° W: Placed by OpenAirDocs at the center of ZIP code 01843, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=14114 - Page: https://openairdocs.org/aircraft/N14114 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-1820 model are included. ## ADs that may apply (OpenAirDocs): 0 in force ### Matched by airframe (North American T-28B) None in force. ### Matched by engine (Wright R-1820 series) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N14114. ## FAA accident and incident reports None matched to N14114. ## 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. ## Service difficulty reports on N14114 not matched to an aircraft (12) They name N14114, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR CALA0000104](https://openairdocs.org/sdr/CALA0000104), Jan 27, 2000: SUPPORT. CORRODED. INSPECTION FOUND FLOOR SUPPORT CORRODED AT STA 310-324, RBL 41. THE FLOOR SUPPORT WAS REPLACED IAW BOEING DRAWING 141N5160. - [SDR CALA0000103](https://openairdocs.org/sdr/CALA0000103), Jan 27, 2000: ANGLE. CORRODED. INSPECTION FOUND LAV SUPPORT ANGLE CORRODED AT STA 683-700, LBL 26. THE SUPPORT ANGLE AND MOUNT WERE REPLACED IAW BOEING DRAWING 143N5130 AND SRM 53-10-00. - [SDR CALA0000102](https://openairdocs.org/sdr/CALA0000102), Jan 27, 2000: FLOORBEAM. CORRODED. INSPECTION FOUND TOP CAP OF FLOORBEAM CORRODED ATSTA 720, LBL 60 TO RBL 60. THE TOP CAP OF FLOORBEAM WAS REPLACED IAW TRAMCO ENGINEERING DRAWING 95-030. - [SDR CALA0000101](https://openairdocs.org/sdr/CALA0000101), Jan 27, 2000: BEAM. CORRODED. INSPECTION FOUND SEAT TRACK SUPPORT BEAM CORRODED AT STA 720-780, LBL 25. THE SUPPORT BEAM WAS REPLACED IAW SRM 53-00-51. - [SDR CALA0000100](https://openairdocs.org/sdr/CALA0000100), Jan 27, 2000: INTERCOSTAL. CORRODED. INSPECTION FOUND INTERCOSTAL CORRODED AT STA 660-680, LBL 25. THE INTERCOSTAL WAS REPLACED IAW BOEING DRAWING 143N5130. - [SDR CALA0000099](https://openairdocs.org/sdr/CALA0000099), Jan 27, 2000: INTERCOSTAL. CORRODED. INSPECTION FOUND INTERCOSTALS CORRODED AT STA 680-700, RBL 54 AND RBL 15. THE INTERCOSTALS WERE REPLACED IAW BOEING DRAWINGS 143N5434 AND 143N5130. - [SDR CALA0000098](https://openairdocs.org/sdr/CALA0000098), Jan 27, 2000: FLOOR PANEL. CRACKED. INSPECTION FOUND A .5 INCH CRACK IN FLIGHT DECK FLOOR PANEL AT ENTRYWAY AREA, STA 297, LBL17. THE FLOOR PANEL WAS REPAIRED IAW BOEING DRAWING 141N5810 AND ECRA - [SDR CALA0000097](https://openairdocs.org/sdr/CALA0000097), Jan 27, 2000: BEAM. CORRODED. INSPECTION FOUND SUPPORT BEAM CORRODED AT STA 683RBL 54-60 AND RBL 15-45. THE SUPPORT BEAMS WERE REPLACED IAW BOEING DRAWINGS 143N5845 AND 143N5530. - [SDR CALA0000094](https://openairdocs.org/sdr/CALA0000094), Jan 27, 2000: FLOORBEAM. CORRODED. INSPECTION FOUND FLOORBEAM UPPER FLANGE CORRODED AT STA 680 FROM LBL 24 TO RBL 15. THE CORROSION WAS REMOVRD IAW SRM 51-30-51 AND ECRA 5321-01078. - [SDR CALA0000096](https://openairdocs.org/sdr/CALA0000096), Jan 25, 2000: SKIN. CHAFED. INSPECTION FOUND LT O/B FLAP PANEL CHAFED IN THREE PLACES ON THE UPPER PANEL AFT OF NR 3 AND NR 4 SPOILERS. THE FLAP PANEL WAS REPAIRED IAW SRM 51-70-10 AND ECR - [SDR CALA0000095](https://openairdocs.org/sdr/CALA0000095), Jan 25, 2000: SKIN. CHAFED. INSPECTION FOUND RT O/B FLAP UPPER PANEL CHAFED BY NR 10 SPOILER BOLT. THE FLAP PANEL WAS REPAIRED IAW SRM 51-70-10 AND ECRA 5731-01023. - [SDR CALA9601768](https://openairdocs.org/sdr/CALA9601768), Dec 9, 1996: BUS PWR CONTL. INOPERATIVE. THE CREW RECEIVED EICAS MESSAGES, NOSE GEAR AIR GRND, RT PROBE HEAT, ANTI-SKID, RECIRC FANS AND HYD PUMPS AND EMERGENCY LIGHTS ILLUMINATED IN FLIGHT. THE AIRCRA ## STCs that may be installed (OpenAirDocs) None matched to this aircraft's models. ## Earlier aircraft with N14114 The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N14114 before. - [Cancelled 1948-07-26](https://openairdocs.org/deregistered/N14114-1948-07-26): Aeronca C-3, S/N 414. Owner: [Martin Tommy Jr](https://openairdocs.org/faa-owner/MARTIN%20TOMMY%20JR), [Sioux City 17, IA](https://openairdocs.org/faa-place/IA/Sioux%20City%2017) ## Related - Other North American T-28B aircraft: https://openairdocs.org/model/north-american-t-28b/aircraft.md - The Wright R-1820 series engine: https://openairdocs.org/engine/wright-r-1820-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.