9/16" 12 point socket per Bell specs to comply with the 407 tailboom torque checks due every 300 hours on ASB-407-10-93.
Bell P/N 407-230-001-101
Also helps comply with:
ASB 407-24-134
ASB 407-22-128
AD 2022-27-08
AD CF-2022-68
- ATA Chapter:
- 53-Fuselage
- ATA Chapter:
- 99-Other
- Maintenance Type:
- Flightline
