TM 1-1520-238-23 1-409 1.138. OVERHAUL AND RETIREMENT SCHEDULE – continued Part Name Retirement Interval Notes Retirement Interval Hours Overhaul Interval Notes Overhaul Interval Hours Part Number Main Rotor Actuator 7-311820011 22,500 7-311820011-3 22,500 7-311820011-5 22,500 7-311820011-7 22,500 7-311820011-9 22,500 7-311820011-11 22,500 7-311820011-13 22,500 7-311820011-15 22,500 7-311820011-XY 22,500 7-311820011-XYW 22,500 7-311820011-3XY 22,500 7-311820012 22,500 7-311820012-3 22,500 7-311820012-5 22,500 7-311820012-7 22,500 7-311820012-9 22,500 7-311820012-11 22,500 7-311820012-13 22,500 7-311820012-15 22,500 7-311820012-XY 22,500 7-311820012-XYW 22,500 7-311820012-3XY 22,500 Tail Rotor Actuator 7-311820014 18,000 7-311820014-3 18,000 7-311820014-5 18,000 7-311820014-7 18,000 7-311820014-9 18,000 7-311820014-XY 18,000 7-311820014-XYW 18,000 Pitch Rod End 7-311511137-23 22,500 7-311511137-25 22,500 7-311511137-31 22,500 7-311511137-33 22,500 Bearing, Plain Rod End 289332-5 22,500 Shaft Driven Compressor 7-211710013-9 3,000 7-211710013-11 3,000 7-211710013-13 3,000 7-211710013-15 3,000 7-211710013-17 3,000 7-211710013-19 3,000 GO TO NEXT PAGE