# AD 64-08-04: Nose Landing Gear

- Type: Airworthiness directive
- Status: Current
- Products: American Navion Society D-16 and D-16A
- Effective: May 11, 1964
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Registered aircraft: 10 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EC12E92EF604E3D286256A490053392B.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/64-08-04

## The airworthiness directive

64-08-04 UNIVERSAL: Amdt. 712 Part 507 Federal Register April 8, 1964. Applies to All Models Temco D-16 and D-16A Aircraft. Compliance required within 50 hours' time in service after the effective date of this AD. As a result of instances of cracking of nose gear support braces (Navion P/N 145-34161) and channel drag brace supports (Navion P/N 145-34204) installed on D-16 and D-16A aircraft accomplish the following: (a) On D-16 aircraft, visually inspect Navion P/N 145-34161 for cracks. If cracks are found, replace cracked part with a new part of the same number. In all cases, add Temco P/N 5531A cap nose gear drag brace or FAA approved equivalent, and replace Navion P/N 145-34204 with Universal P/N TN 5980A or FAA approved equivalent. Perform this rework in accordance with Temco Drawing TN 5505 or FAA approved equivalent. (b) On D-16A aircraft, replace Navion P/N 145-34204 with Universal P/N TN 5980A or FAA approved equivalent. (Universal Aircraft Service Bulletin No. 14 covers the same subject.) This directive effective May 11, 1964.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 2A1](https://openairdocs.org/tcds/2A1): American Navion Society Ltd.; names 2 of 2 models: D-16A, D-16

## 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: 10 (10 by airframe model, 0 by engine model)
- Makers: Temco 8, Riley 2

Models with the most aircraft:

- [Temco D-16A](https://openairdocs.org/model/temco-d-16a): 6 aircraft (airframe model)
- [Temco D-16](https://openairdocs.org/model/temco-d-16): 2 aircraft (airframe model)
- [Riley D-16](https://openairdocs.org/model/riley-d-16): 1 aircraft (airframe model)
- [Riley D-16A](https://openairdocs.org/model/riley-d-16a): 1 aircraft (airframe model)

All 4 models: https://openairdocs.org/ad/64-08-04/models.md
Every aircraft: https://openairdocs.org/ad/64-08-04/aircraft.md

Its text cites no advisory circulars or STCs.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.