PW4000 No. 4 Bearing Cover Assembly
Applicable Part Numbers: 51A478-01, 50A191-001, 50A191, 50A655-01
ATA: 72-54-83
- Clean, NDT, Inspect
- Repair 001: Helical Coil Insert Repair
- Repair 002: Damaged Thread Holes Plug Weld Repair
- SB 72-385: Modification to include jackscrew holes