# AD 81-24-07: Nose Landing Gear Modification

- Type: Airworthiness directive
- Status: Current
- Products: Piper PA-32R-300, PA-32R-301 (SP), PA-32R-301T, PA-32RT-300 and PA-32RT-300T
- Effective: November 20, 1981
- Published: November 19, 1981
- Issued: October 29, 1981
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Amendment: 39-4255
- Registered aircraft: 1,931 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/78B2448BB7581A37862569A6005C8BBC.0001
- DRS record last changed: November 21, 2025
- Page: https://openairdocs.org/ad/81-24-07

## The airworthiness directive

81-24-07 PIPER AIRCRAFT CORPORATION: Amendment 39-4255. Applies to:

Models Affected: Serial Numbers Affected: PA-32R-300 Lance 32R-7680001 through 32R-7880068 PA-32RT-300 Lance II 32R-7885001 through 32R-7985105 PA-32RT-300T Turbo Lance II 32R-778700I, 32R-7887002 through 32R-7987126 PA-32R-301 Saratoga S.P. 32R-8013001 through 32R-8113112 PA-32R-301T Turbo Saratoga S.P. 32R-8029001 through 32R-8129104

Applies to airplanes certificated in all categories.

Compliance required as indicated, unless already accomplished.

To prevent a potentially hazardous condition during landing and ground operation due to the failure of landing gear down lock, accomplish the following:

a. Within the next 50 hours time in service after the effective date of this AD, modify the nose landing gear in accordance with Piper Service Letter No. 927, dated October 2, 1981, and Piper Kit, P/N 764135V.

b. Make an appropriate maintenance record entry.

An equivalent method of compliance may be approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region.

This amendment becomes effective November 20, 1981.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A3SO](https://openairdocs.org/tcds/A3SO): Piper Aircraft Inc.; names 5 of 13 models: PA-32R-300, PA-32RT-300, PA-32R-301T, PA-32R-301 (SP), PA-32RT-300T

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 1,931 (1,931 by airframe model, 0 by engine model)
- Makers: Piper 1,906, New Piper 25

Models with the most aircraft:

- [Piper PA-32R-301T](https://openairdocs.org/model/piper-pa-32r-301t): 536 aircraft (airframe model)
- [Piper PA-32R-300](https://openairdocs.org/model/piper-pa-32r-300): 510 aircraft (airframe model)
- [Piper PA-32R-301](https://openairdocs.org/model/piper-pa-32r-301): 456 aircraft (airframe model)
- [Piper PA-32RT-300T](https://openairdocs.org/model/piper-pa-32rt-300t): 204 aircraft (airframe model)
- [Piper PA-32RT-300](https://openairdocs.org/model/piper-pa-32rt-300): 200 aircraft (airframe model)
- [New Piper PA-32R-301T](https://openairdocs.org/model/new-piper-pa-32r-301t): 19 aircraft (airframe model)
- [New Piper PA-32R-301](https://openairdocs.org/model/new-piper-pa-32r-301): 6 aircraft (airframe model)

All 8 models: https://openairdocs.org/ad/81-24-07/models.md
Every aircraft: https://openairdocs.org/ad/81-24-07/aircraft.md

Its text cites no advisory circulars or STCs.

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