# AD 52-12-02: Passenger Cabin Door

- Type: Airworthiness directive
- Status: Current
- Products: Airlift International C-46A, C-46D, C-46F, C-46R, C-46E, C-46A, C-46D, C-46E, C-46F, C-46A, C-46D, C-46F and 3 more
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Registered aircraft: 7 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4E8E27DC452DBB76862569A7006E1AB7.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/52-12-02

## The airworthiness directive

52-12-02 CURTISS-WRIGHT: Applies to all Model C-46 Series aircraft operated under CAR Part 42.

Compliance required as indicated.

In accordance with CAR 42.11 and to comply with air carrier standards, the main passenger cabin door locking means on all C-46 aircraft used for air carrier passenger operation must be equipped with both internal and external handles so that the door can be opened from either inside or outside in case of emergency. Aircraft not so equipped must be modified to comply by September 1, 1952.

## Affected data sheets (2) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 2A5](https://openairdocs.org/tcds/2A5): Tempo Design Corporation; names 2 of 2 models: C-46/CW20-T, Super C-46/CW20-T
- [TCDS 3A2](https://openairdocs.org/tcds/3A2): Airlift International Inc.; names 1 of 4 models: C-46R

## 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: 7 (7 by airframe model, 0 by engine model)
- Makers: Curtiss Wright 7

Models with the most aircraft:

- [Curtiss Wright C-46F](https://openairdocs.org/model/curtiss-wright-c-46f): 4 aircraft (airframe model)
- [Curtiss Wright C-46A](https://openairdocs.org/model/curtiss-wright-c-46a): 1 aircraft (airframe model)
- [Curtiss Wright C-46D](https://openairdocs.org/model/curtiss-wright-c-46d): 1 aircraft (airframe model)
- [Curtiss Wright C-46R](https://openairdocs.org/model/curtiss-wright-c-46r): 1 aircraft (airframe model)

All 4 models: https://openairdocs.org/ad/52-12-02/models.md
Every aircraft: https://openairdocs.org/ad/52-12-02/aircraft.md

Its text cites no advisory circulars or STCs.

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