# AD 46-39-01: Oleo Truss Wear

- Type: Airworthiness directive
- Status: Current
- Products: Consolidated Vultee Aircraft Corporation, Stinson Division 10 and HW-75
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Registered aircraft: 62 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D67DDBD5EE30816686256A56005CB28C.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/46-39-01

## The airworthiness directive

46-39-01 STINSON: (Was Mandatory Note 5 of AD-709-1 and Special Note 6 of AD- 346.) Applies to Models HW-75 and 10 Aircraft.

Inspect the lower tube members of the oleo truss for wear where the drip pan contacts the tubes. Damaged members should be repaired or replaced. The flanges on both sides of the drip pan should be bent to eliminate abrasive contact with tube members.

(Stinson Division Service Bulletin No. 224 covers this same subject.)

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A-709](https://openairdocs.org/tcds/A-709): Consolidated Vultee Aircraft Corporation Stinson Division; names 2 of 2 models: HW-75, 10

## 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: 62 (62 by airframe model, 0 by engine model)
- Makers: Stinson 51, Waco 11

Models with the most aircraft:

- [Stinson 10](https://openairdocs.org/model/stinson-10): 28 aircraft (airframe model)
- [Stinson HW75](https://openairdocs.org/model/stinson-hw75): 23 aircraft (airframe model)
- [Waco 10](https://openairdocs.org/model/waco-10): 11 aircraft (airframe model)

All 3 models: https://openairdocs.org/ad/46-39-01/models.md
Every aircraft: https://openairdocs.org/ad/46-39-01/aircraft.md

Its text cites no advisory circulars or STCs.

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