# AD 65-14-03: Nose Gear Drag Brace Lock Rod Upper Attachment Bolt

- Type: Airworthiness directive
- Status: Current
- Products: Boeing 707-100 Long Body, 707-100B Long Body, 707-100B Short Body, 707-200, 707-300 Series, 707-300B Series, 707-300C Series, 707-400 Series, 720 Series and 720B Series
- Effective: July 23, 1965
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-90
- Registered aircraft: 6 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/864709F8E1C70E908625682E00580913.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/65-14-03

## The airworthiness directive

65-14-03 BOEING: Amdt. 39-90 Part 39 Federal Register June 23, 1965. Applies to Models 707 and 720 Series Aircraft Noted in Boeing Service Bulletin No. 2073(R-1).

Compliance required as indicated.

Investigation of a recent failure of the nose gear drag brace lock rod upper attachment bolt, which resulted in the affected aircraft landing with the nose gear retracted, indicates that this bolt is susceptible to fatigue failures and requires replacement.

  (a) Bolt P/N BAC B30ABP6-37 shall be replaced as follows:

  (1) Bolts having 5,400 or more hours' time in service on the effective date of this AD shall be replaced in accordance with paragraph (3) within 600 hours' time in service after the effective date of this AD.

  (2) Bolts having less than 5,400 hours' time in service on the effective date of this AD shall be replaced in accordance with paragraph (3) prior to the accumulation of 6,000 hours' time in service.

  (3) Replace nose gear drag brace lock rodupper attachment bolts P/N BAC B30ABP6-37 with a new bolt of the same part number or with Standard Pressed Steel Company bolt SFH 22-6-35, Voi-Shan Mfg. Co. bolt VS 2545H6F35T, or a bolt approved by the Chief, Aircraft Engineering Division, FAA Western Region.

  (4) Bolts P/N BAC B30ABP6-37 installed in accordance with (3) shall be repetitively replaced thereafter within each 6,000 hours' time in service from the last replacement unless they are replaced with Standard Pressed Steel Co., bolt SFH 22-6-35, Voi-Shan Mfg. Co. bolt VS 2545H6F35T, or a bolt approved by the Chief, Aircraft Engineering Division, FAA Western Region.

  (b) Operators who have not kept records of hours' time in service on nose gear drag brace lock rod upper attachment bolts shall substitute airplane hours' time in service in lieu thereof.

(Boeing Service Bulletin No. 2073 (R-1) covers this same subject.)

This directive effective July 23, 1965.

## Affected data sheets (3) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 4A21](https://openairdocs.org/tcds/4A21): The Boeing Company; names 4 of 4 models: 707-100B Short Body, 707-200, 707-100 Long Body, 707-100B Long Body
- [TCDS 4A26](https://openairdocs.org/tcds/4A26): The Boeing Company; names 4 of 4 models: 707-300B Series, 707-400 Series, 707-300 Series, 707-300C Series
- [TCDS 4A28](https://openairdocs.org/tcds/4A28): The Boeing Company; names 2 of 2 models: 720B Series, 720 Series

## 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: 6 (6 by airframe model, 0 by engine model)
- Makers: Boeing 6

Models with the most aircraft:

- [Boeing 707-338C](https://openairdocs.org/model/boeing-707-338c): 2 aircraft (airframe model)
- [Boeing 707-368C](https://openairdocs.org/model/boeing-707-368c): 1 aircraft (airframe model)
- [Boeing 707-321B](https://openairdocs.org/model/boeing-707-321b): 1 aircraft (airframe model)
- [Boeing 707-323B](https://openairdocs.org/model/boeing-707-323b): 1 aircraft (airframe model)
- [Boeing 707-351B](https://openairdocs.org/model/boeing-707-351b): 1 aircraft (airframe model)

All 5 models: https://openairdocs.org/ad/65-14-03/models.md
Every aircraft: https://openairdocs.org/ad/65-14-03/aircraft.md

Its text cites no advisory circulars or STCs.

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