TM 55-1520-240-23-1
1-91
OVERHAUL AND RETIREMENT SCHEDULE
(Continued)
1-91
CH-47D Components with Fatigue Lives Less Than 10,000 Hours
COMPONENTS
PART NO.
RETIREMENT SCHEDULE
HOURS
Rod End Bearing, Aft & Fixed Link
114CS123-1
4000
Upper Vertical Pin Bearing
114RS214-2
2400 (Note A)
114RS214-6
2400 (Note A)
Lower Vertical Pin Bearing
114RS214-l
2400 (Note A)
114RS214-5
2400 (Note A)
Horizontal Pin Leading Bearing
114RS213-3
2400 (Note A)
114RS225-1
2400 (Note A)
Horizontal Pin Trailing Bearing
114RS213-4
2400 (Note A)
114RS226-1
2400 (Note A)
Pitch Bearing
114R2130-2
2700
Pitch Bearing
114R2131-1
2700
Swashplate Bearing
114RS308-1
1200
Swashplate Bearing
114RS308-2
1200
Aft Pitch Link to Pitch Arm Bolt
114R3650-13
4000
Aft Pitch Link to Swashplate Bolt
114R3650-15
4000
Pitch Link Bolts (Upper) Fwd/Aft
114R3650-16
4000
Pitch Link Bolts (Lower) Fwd/Aft
114R3650-17
4000
Fwd Pivoting and Swiveling Actuator to Swashplate Bolt
(Stationary Ring)
114R3650-3
4000
Aft Pivoting and Swiveling Actuator to Swashplate Bolt
(Stationary Ring)
145R3650-1
4000
Forward Drive Shaft Assembly
145D3400-23
7285
145D3400-24
7285
145D3400-32
7285
145D3400-31
7285
Aft Drive Shaft
145D3400-25
5783
145D3400-26
5783
Aft Rotor Shaft
145D3300-3
4030
145D3300-5
4030
145D3300-6
4030
Engine Drive Shaft
145D3500-8
4800
145D3500-12
4800
145D3500-15
4800
145D3504-2
6000 (Note H)
Adapter Assy Engine Drive Shaft
145D3500-10
7100
145D3500-11
7100
145D3500-13
7100
145D3500-14
7100
145D3500-16
4581 (Note F)
145D3500-17
4581 (Note G)
Bolt, Swiveling Actuator to Lower Attachment (Aft)
BACB30ST8-31
4000
Bolt, Pivoting Actuator to Lower Attachment (Aft)
BACB30ST8-31
4000
Bolt, Pivoting Actuator to Lower Attachment (Aft)
BACB30ST8-35
4000
Aft Pitch Shaft
114R2088-14
1025 (Note B)
114R2088-16
1025 (Note B)
234R2088-2
On Condition
Forward Pitch Shaft
114R2088-7
1185 (Note B)
114R2088-15
1185 (Note B)
234R2088-1
On Condition
Forward and Aft Tie-Bar Assembly
114R2155-1
4800
Fwd Xmsn Rotor Shaft
145D1301-3
6761 (Note E)
Change 2
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