Strut and Bracket Assembly – Belt Drive Installation

SUBJECT: MAIN ROTOR TRANSMISSION OIL SEAL COLLAR USAGE AND EFFECTIVITY

Summary of FAA Supplemental Type Certificates for Hughes Model 269 Series Helicopters

Tail Rotor Gearbox PN 269A6027 – Interchangeability Between Model 269 Series Helicopters

Tailboom Center Support (Saddle) Fitting PN 269A2324-7

Tailboom Spoiler PN 269A2320-5

Technical Publications – Policy & Price Changes, 2010

Technical Publications – Policy & Price Changes, 2010

Timing of Magneto and Engine Ignition System

To align with Sikorsky Aircraft Corporation’s Standard of Work for technical information, the following changes have been made to notifications.