# N4030B: 1964 Mahler - Weber PJ - 260, registration cancelled 1978-02-03

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 3, 1978
- Status when cancelled: Valid registration
- Airframe: [Mahler - Weber PJ - 260](https://openairdocs.org/model/mahler-weber-pj-260) (registry code 05601S4)
- Serial number: 2
- Year built: 1964
- Type of aircraft: Fixed wing single engine
- Certificate issued: July 2, 1964
- Mode S code: A4BA20
- Owner when cancelled: [Mahler Edward H & Weber Lee H](https://openairdocs.org/faa-owner/MAHLER%20EDWARD%20H%20%26%20WEBER%20LEE%20H)
- Location: [Pittstown, NJ](https://openairdocs.org/faa-place/NJ/Pittstown)
- Owner type: Partnership
- The mark today: https://openairdocs.org/aircraft/N4030B
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4030B
- Page: https://openairdocs.org/deregistered/N4030B-1978-02-03

From the FAA registry file of October 29, 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 Mahler - Weber PJ - 260: https://openairdocs.org/model/mahler-weber-pj-260.md

## NTSB investigations (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 NYC77FHM26](https://openairdocs.org/ntsb/NYC77FHM26), Sep 23, 1977: Mahler-Wbr PJ-260 (N4030B), Westhampton, NY, destroyed, 1 fatal

## Other aircraft with N4030B

- [Registered now](https://openairdocs.org/aircraft/N4030B): Wartburg David H KITFOX MODEL III, S/N 1024, built 2013

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