# N404PA: 1965 Boeing 707-321B, registration cancelled 2021-07-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 31, 2021
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Boeing 707-321B](https://openairdocs.org/model/boeing-707-321b) (registry code 138366B)
- Engine: [Pratt & Whitney JT3D-3B](https://openairdocs.org/engine/pratt-whitney-jt3d-3b) (registry code 51686)
- Data sheets: [TCDS 4A26](https://openairdocs.org/tcds/4A26), [TCDS 1E8](https://openairdocs.org/tcds/1E8) (OpenAirDocs)
- Serial number: 18835
- Year built: 1965
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Experimental, research and development, crew training
- Airworthiness date: March 7, 2018
- Certificate issued: August 29, 1989
- Last registry action: December 19, 2017
- Mode S code: A4BCC3
- Owners when cancelled: [Air Force Systems Command](https://openairdocs.org/faa-owner/AIR%20FORCE%20SYSTEMS%20COMMAND), [Electronic Systems Com Caa](https://openairdocs.org/faa-owner/ELECTRONIC%20SYSTEMS%20COM%20CAA)
- Location: [Hanscom Afb, MA](https://openairdocs.org/faa-place/MA/Hanscom%20Afb)
- Owner type: Government
- Owner's area on the map: 42.4648° N, 71.2849° W: Placed by OpenAirDocs at the center of ZIP code 01731, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N404PA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=404PA
- Page: https://openairdocs.org/deregistered/N404PA-2021-07-31

From the FAA registry file of October 31, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing 707-321B: https://openairdocs.org/model/boeing-707-321b.md

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 97ZZZX414](https://openairdocs.org/sdr/97ZZZX414), Jan 6, 1997: ACTUATOR. BROKEN. SPOILER ACTUATOR ROD END BROKEN AT PISTON END AND EVIDENCE OF INTERNAL FAILURE. '2ND OCCURRENCE'. APPEARED TO BREAK AT END OF THREAD. PROBABLY OVERTORQUED.

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