TM 1-1520-238-23 Change 10 1-415 1.138. OVERHAUL AND RETIREMENT SCHEDULE – continued Part Name Retirement Interval Notes Retirement Interval Hours Overhaul Interval Notes Overhaul Interval Hours Part Number Spt Assy, Eng Mount, Aft 7-311670117 2,500 7-311670117-3 2,500 7-311670117-11 2,500 7-311670117-13 2,500 7-311670117-21 4,500 7-311670117-23 4,500 Engine Mount V-Link, Aft 7-311670024 4,500 Spt Assy, Fwd Eng Mount, LH 7-311113290-3 17,700 Spt Assy, Fwd Eng Mount, RH 7-311113290-5 17,700 Spt Assy, Fwd Eng Mount 7-311113292 17,700 Spt Assy, Aft Eng Mount, LH 7-311113128-3 22,500 Spt Assy, Aft Eng Mount, RH 7-311113128-4 22,500 Standpipe, ADS 7-319720011 4,500 Drive Plate Cover 7-319720014 4,500 Flexible Support 7-319720015 4,500 Bearing Housing 7-319720018 4,500 Bearing 7-319720020 1000 4,500 Support Housing 7-319720022 4,500 Power Dist M/R De-Ice 7-311A10025 198,000 7-311A10025-3 198,000 Adapter 7-319720026 4,500 Soft Mount 7-319720027 3,500 Shaft Assembly 7-319720028 4,500 7-319720028-5 4,500 Refer to Section VIII for Cartridge and Propellant Actuated Devices GO TO NEXT PAGE