TM 55-1520-240-23-1
1-91
OVERHAUL AND RETIREMENT SCHEDULE
(Continued)
1-91
OPERATING TIME FOR ROTOR HEAD ASSEMBLIES
Component
Serial Number
Removal Time
(Max Allowable Flt
Hrs-CH-47D)
Forward Rotor Head Assembly 145R2003-1
and -4
A4-632
741
A4-633
1053
A4-635
1108
A4-644
1064
A4-651
741
A4-662
1185
A4-671
741
A4-681
741
A4-704
741
A4-712
1185
A4-714
741
A4-771
741
A4-785
741
A4-789
745
A4-792
1092
A4-802
741
A4-810
741
A4-830
741
A4-834
741
A4-843
741
A4-852
741
A4-1016
741
A4-1030
741
A4-1087
741
A4-1138
741
A4-1143
741
A4-1160
741
A4-1165
743
A4-1259
1175
A4-1463
1185
A4-1467
1185
A4-1468
1185
A4-1470
1185
A4-1471
1185
A4-1472
1185
1-333