Airworthiness Directive · Amendment 39-2945 · Rolls-Royce Limited, Bristol Engines Division Engines

AD 77-13-20

Rolls-Royce Limited, Bristol Engines Division Engines

Engine

Published: August 1, 1977
Effective: August 1, 1977
Maker: Rolls-Royce Limited, Bristol Engines Division
Supersedes: Nothing

Applies to

This AD applies to Rolls-Royce Limited, Bristol Engines Division Viper Mk. 522, Viper Mk. 601-22.

The models as the FAA's AD index lists them. The serial ranges, installed parts and exceptions are in the AD itself: read it at the FAA.

Filed under

The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.

Engines

Rolls-Royce Rolls-Royce VIPER

Official sources

The AD at the FAA · its text as the FAA keeps it
FAA Dynamic Regulatory System (DRS) · search 77-13-20 for its current status and any corrections