Archives: Service bulletins

All Service bulletins

Inspection of Main Transmission Pinion Splines; New Torque Check Requirement for Aft Pinion Nut

Possible Deterioration of Certain Main Transmission Pinion Assembly Teeth and Ring Gear Teeth

Replacement of Main Rotor Hub Hoisting Eye

Inspection of Aft Cluster Fittings

269A6050-005 LTS Tail Rotor Pitch Control Assembly, Torque Verification of 269A6258 Nut, and Application of Torque Stripes

One-Time Inspection of Tail Rotor Blades

269A6050-005 Tail Rotor Pitch Control Assembly, Torque Verification of 269A6258 Nut, and Application Of Torque Stripes

Main Rotor Hub and Shaft Inspection and New Assembly Procedure

Inspection of Seat Belt Snap Hook End Fittings

Part Number Conversion of 369 Series Part Numbers to 269 Series Part Numbers that are Used on 269 Series Helicopters