# AD 51-10-06: Hinge Fittings

- 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- Superseded by: Nothing supersedes this AD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/23D73E899B998545862569A7006D5C03.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/51-10-06

## The airworthiness directive

51-10-06 CURTISS-WRIGHT Applies to all model C-46 Series aircraft.

Compliance required at next periodic inspection, not to exceed 100 hours, and each 200 hours or nearest regular inspection period thereafter.

Inspect all aileron, rudder and elevator hinge fittings and adjacent structure for cracks, loose rivets, worn bolts and condition of bearings. If defects are found, the part should be replaced by an undamaged part or repaired.

This supersedes AD 50-14-1.

## 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/51-10-06/models.md
Every aircraft: https://openairdocs.org/ad/51-10-06/aircraft.md

Its text cites no advisory circulars or STCs.

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