# AD 75-24-02: Loose Seats

- Type: Airworthiness directive
- Status: Current
- Products: Piper PA-28-180, PA-28-235, PA-28R-180, PA-28R-200, PA-32-260, PA-32-300, PA-34-200 and PA-34-200T
- Effective: November 21, 1975
- Published: November 12, 1975
- Issued: November 3, 1975
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Amendment: 39-2422
- Registered aircraft: 8,500 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F2392C7D9149783E8625699900514AE7.0001
- DRS record last changed: November 21, 2025
- Page: https://openairdocs.org/ad/75-24-02

## The airworthiness directive

75-24-02 PIPER: Amendment 39-2422. Applies to: PA-28-180 serial numbers 28- 7105001 through 28-7505046 inclusive, PA-28R-180 serial numbers 28R-7130001 through 28R-7130013 inclusive, PA-28R-200 serial numbers 28R-7135001 through 28R-7535041 inclusive, PA-28-235 serial numbers 28-7110001 through 28-7510016 inclusive, PA-32-260 serial numbers 32-1 through 32-7500002 inclusive, PA-32-300 serial numbers 32-40001 through 32-7540028 inclusive, PA-34-200 serial numbers 34-7250001 through 34-7450220 inclusive, and PA-34- 200T serial numbers 34-7570001 through 34-7570054 inclusive, certificated in all categories.

Compliance required within the next 100 hours time in service or at the next annual inspection, whichever comes first.

To prevent the seats from coming loose during an accident, accomplish the following:

1. Within the next 100 hours time in service after the effective date of this airworthiness directive or at the next annual inspection (whichever comes first) andthereafter at each annual inspection, inspect the rear legs on the quick-disconnect seats in accordance with Piper Service Letter No. 763.

2. If the retention is satisfactory, make appropriate log book entry.

3. If the retention is unsatisfactory, adjust or replace in accordance with Piper Service Letter No. 763, and make appropriate log book entry.

This amendment becomes effective November 21, 1975.

## Affected data sheets (3) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 2A13](https://openairdocs.org/tcds/2A13): Piper Aircraft Inc.; names 4 of 18 models: PA-28R-180, PA-28R-200, PA-28-180, PA-28-235
- [TCDS A3SO](https://openairdocs.org/tcds/A3SO): Piper Aircraft Inc.; names 2 of 13 models: PA-32-300, PA-32-260
- [TCDS A7SO](https://openairdocs.org/tcds/A7SO): Piper Aircraft Inc.; names 2 of 5 models: PA-34-200 (Seneca), PA-34-200T (Seneca II)

## 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: 8,500 (8,500 by airframe model, 0 by engine model)
- Makers: Piper 8,499, Piper/Valdes-Ervin 1

Models with the most aircraft:

- [Piper PA-28-180](https://openairdocs.org/model/piper-pa-28-180): 3,504 aircraft (airframe model)
- [Piper PA-28R-200](https://openairdocs.org/model/piper-pa-28r-200): 1,223 aircraft (airframe model)
- [Piper PA-32-300](https://openairdocs.org/model/piper-pa-32-300): 992 aircraft (airframe model)
- [Piper PA-28-235](https://openairdocs.org/model/piper-pa-28-235): 859 aircraft (airframe model)
- [Piper PA-32-260](https://openairdocs.org/model/piper-pa-32-260): 650 aircraft (airframe model)
- [Piper PA-34-200T](https://openairdocs.org/model/piper-pa-34-200t): 563 aircraft (airframe model)
- [Piper PA-28R-180](https://openairdocs.org/model/piper-pa-28r-180): 536 aircraft (airframe model)
- [Piper PA-34-200](https://openairdocs.org/model/piper-pa-34-200): 172 aircraft (airframe model)
- [Piper/Valdes-Ervin PA-28-235](https://openairdocs.org/model/piper-valdes-ervin-pa-28-235): 1 aircraft (airframe model)

All 9 models: https://openairdocs.org/ad/75-24-02/models.md
Every aircraft: https://openairdocs.org/ad/75-24-02/aircraft.md

Its text cites no advisory circulars or STCs.

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