# AD 70-12-06: Nose Gear Shimmy

- Type: Airworthiness directive
- Status: Current
- Products: Sabreliner NA-265, NA-265-20, NA-265-30, NA-265-40 and NA-265-60
- Effective: June 16, 1970
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-1007
- Registered aircraft: 16 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/95E6DB7D9A1292DC862569BB00600B95.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/70-12-06

## The airworthiness directive

70-12-06 NORTH AMERICAN ROCKWELL: Amdt. 39-1007. Applies to Models NA-265, NA-265-20, NA-265-30, NA-265-40 (Serial Nos. 282-1 through 282-97), and NA-265- 60 (Serial Nos. 306-1 through 306-63) airplanes.

Compliance required within the next 100 hours time in service after the effective date of this AD unless already accomplished.

To prevent severe nose gear shimmy and subsequent failure of the nose gear strut, modify the nose strut by the addition of a balance weight, support bracket and hardware, and replace five wheel brake system hydraulic lines located in the nose wheel well in accordance with the instructions contained in Los Angeles Division of North American Rockwell Corporation Sabreliner Field Service Bulletin No. 70-4, dated June 10, 1970, or later revision approved by the Chief, Aircraft Engineering Division, FAA Western Region.

This amendment supersedes Amendment 39-899 (34 F.R. 20418), AD 69-26-05.

This amendment becomes effective June 16, 1970.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A2WE](https://openairdocs.org/tcds/A2WE): Sabreliner Aviation LLC; names 5 of 8 models: NA-265-40, NA-265-60, NA-265-30, NA-265-20, NA-265

## 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: 16 (16 by airframe model, 0 by engine model)
- Makers: North American 9, Rockwell International 7

Models with the most aircraft:

- [North American NA-265-40](https://openairdocs.org/model/north-american-na-265-40): 6 aircraft (airframe model)
- [Rockwell International NA-265-60](https://openairdocs.org/model/rockwell-international-na-265-60): 4 aircraft (airframe model)
- [North American NA-265-60](https://openairdocs.org/model/north-american-na-265-60): 3 aircraft (airframe model)
- [Rockwell International NA-265](https://openairdocs.org/model/rockwell-international-na-265): 2 aircraft (airframe model)
- [Rockwell International NA-265-40](https://openairdocs.org/model/rockwell-international-na-265-40): 1 aircraft (airframe model)

All 5 models: https://openairdocs.org/ad/70-12-06/models.md
Every aircraft: https://openairdocs.org/ad/70-12-06/aircraft.md

Its text cites no advisory circulars or STCs.

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