79-23 (IAE) - NO.4 BEARING COMPARTMENT

79-23-51 (IAE) - VALVE - SCAVENGE, NO.4 BEARING COMPARTMENT

PB.401 CONF:[13] VALVE - SCAVENGE, NO.4 BEARING COMPARTMENT - REMOVAL/INSTALLATION
- 79-23-51-000-010-A [IAE] [10]
  Removal of the No. 4 Bearing Compartment Scavenge Valve
- 79-23-51-400-010-A [IAE] [10]
  Installation of the No. 4 Bearing Compartment Scavenge Valve