TM-9-2350-256-34
RECOVERY VEHICLE, FULL TRACKED: MEDIUM, M88A1
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
JULY 2005
TM-9-2350-256-34 - Page 30 of 584
TM 9-2350-256-34
0002 00
Table 8. Hoist Winch Assembly
Hoist winch hydraulic motor:
Part number
11672155
Hoist winch counterbalance valve:
Part number
10923500
Hoist winch:
Part number
8739009
Manufacturer
Pacific Car and Foundry Company
Model
U-35B
Cable size
0.625 in. (16 mm) dia IWRC
Cable length
200 ft (61 m)
Line pull, bare drum (4-part line)
50,000 lb (22,680 kg)
Table 9. Mechanical Transmission and Main Hydraulic Pump Assembly
Mechanical transmission:
Part number
11672155
Type
Single-reduction, herringbone, reducer
Ratio
1.265 to 1
Rating
150hp(112kW)@1800rpm
input and 1422 rpm output
Main hydraulic pump:
Part number
7748579
Type
vane fixed-displacement
Output (each section):
at 1350–1450 rpm and 0 psi (0 kPa)
52 gal (197 L) per minute, maximum
at 1350–1450 rpm and
2000 psi (13,790 kPa)
42 gal (159 L) per minute, minimum
Relief and unloading valve:
Part number
10867008
Pressure range
0–2000 psi (0–13,790 kPa)
Table 10. Hoisting Boom Assembly
Hoisting boom:
Part number
8676250
Capacity
50,000 lb (22,680 kg)
Maximum lift height (centerline of hook, vehicle level):
8-foot (244-cm) reach
19 ft (579 cm)
0002 00-8
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