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

INTRODUCTION OF NEW MAIN ROTOR TRANSMISSION ASSEMBLY AND BELT DRIVE TRANSMISSION ASSEMBLY CONTAINING AN EXTENDED HUB UPPER PULLEY ASSEMBLY

MODIFICATION KIT FOR 269D/330 START/GENERATOR ELECTRICAL SYSTEM

EXCHANGE PROGRAM FOR CEF INDUSTRIES 8618M33 N2 TRIM ACTUATOR

Retirement of Certain Engine and Rotor Tachometer Cables

NEW SPLINED MAIN ROTOR HUB AND DRIVE SHAFT DESIGN WITH INCREASED TIME LIFE

COMPLIANCE WITH AIRWORTHINESS DIRECTIVE 99-17-10

NEW DESIGN MAIN ROTOR DRIVE SHAFT THRUST BEARING

NEW DESIGN – TAIL ROTOR DRIVE SHAFT

STRUCTURAL ENHANCEMENT OF TAIL ROTOR PEDAL MOUNT