TM 9-2320-211-20
Model . . . . . . . . . . . . . . VTM 27
Front output shaft:
Manufacturer's number 38QC417
Low range . . . . . . . . . . 2.163:1.00
Type . . . . . . . . . . . . . . . . Vane, rotary
High
range
1.068:1.00
Models M39, M40, M40C, M41,
(7) A x l e s .
M51, M52, M54, M55, M61, M62,
M63, M63C, M139, M139C,
Front:
M139D, M139F, M246, and M543:
Make . . . . . . . . . . . . . . . . . Rockwell Standard
Earlier models:
Model . . . . . . . . . . . . . . . . . . FM240HX1
Make . . . . . . . . . . . Pesco
Gear ratio (all models
Model
PS-052057-50-01
except M139C) 6.443:1.00
Type . . . . . . . . . . Gear
Model M139C . . . . . . . . . 10.26:1.00
Reference number 7369967
Lubricant
capacity
12-qt
Late models:
Rear:
Make . . . . . . . . . . . Pesco
Make . . . . . . . . . . . . . . . . . . Rockwell Standard
Model
PS-052017-010-01
Model . . . . . . . . . . . . . . . . . . M204H
Type . . . . . . . . . . Gear
Gear ratio (all models
Reference number 7971028
except M139C) . 6.443:1.00
Models M40A2C, M51A2,
Model M139C . . . . . . . . . 10.26:1.00
M5242, M54A2, M54A2C,
Lubricant
capacity
12-qt
M55A2, M61A2, M63A2, M63A2C,
(8) B r a k e s .
M139A2F, M246A2, M291A2,
M291A2C, M291A2D, M328A2,
Service:
M543A2, and M748A2:
Type . . . . . . . . . . . . . . . . . . Air-assisted hydraulic
Make . . . . . . . . . . . . . . . Vickers Inc.
Air compressor:
Model . . . . . . . . . . . . . . VTM
Make . . . . . . . . . . . Midland-Ross; Bendix-
Type . . . . . . . . . . . . . . . Vane
Westinghouse.
Type . . . . . . . . . . . . . . . . . . . . 2-UE-7-l /4 V.W.
(11) F r a m e .
Air reservoirs:
Type . . . . . . . . . . . . . . . . . . . . . . . Side rail
Make
.
Bendix-Westinghouse
Channel dimensions (in.) 8x3x5/ 16
Size . . . . . . . . . . . . . . . . . . . . 7-inch diameter
Trailer . . . . . . . . . . . . . . . . . . . . . Full air
(12) Springs and shock absorbers.
(9) W h e e l s a n d T i r e s .
Front springs (All Models
Except M63, M139):
Tire size:
Make . . . . . . . . . . . . . . . . . . Standard Steel Spring Co.
M40 . . . . . . . . . . . . . . . . . 11:00x20
Manufacturer's number SSS-9112A
M61 . . . . . . . . . . . . . . . . . . . . 11.00x20
Nmnber
of
leaves
10
and
12
(M63,
M139
M139 . . . . . . . . . . . . . . . . . . . l4:00x20
models).
M139C . . . . . . . . . . . . . . . . . 14:00x20
Length (under load) . . 50 in.
M41 . . . . . . . . . . . . . . . . . . . . l4:00x20
Width of leaves . . . . . . . . . . 3 in.
M54 . . . . . . . . . . . . . . . . . . . 11:00x20
Rear springs:
M51 . . . . . . . . . . . . . . . . . . . . 11:00x20
Make . . . . . . . . . . . . . . . . . . . Standard Steel Spring Co.
M52 . . . . . . . . . . . . . . . . . . . . 11:00x20
Manufacturer's number SSS-9113
M246 . . . . . . . . . . . . . . . . . . 12:00x20
Number
of
leaves
13
M62 . . . . . . . . . . . . . . . . . . . 11:00x20
Length . . . . . . . . . . . . . . . . . . 59 in.
Wheels . . . . . . . . . . . . . . . . . . . . . . Offset, disk-type
Width of leaves . . . . . . . . . . 4 in.
(10) S t e e r i n g .
Shock absorbers:
Make . . . . . . . . . . . . . . . . . . . Deko Products Div.
Steering gear:
Model . . . . . . . . . . . . . . . . . 750-T
Make . . . . . . . . . . . . . . . . . . Ross Gear and Tool Co.
M a n u f a c t u r e r ' s number DP-5516454
Model . . . . . . . . . . . . . . . . . . . HP-70
Typ . . . . . . . . . . . . . . . . . . . Nonadjustable,
Type . . . . . . . . . . . . . . . . . . . . Hydraulic
doubleacting.
Ratios:
Location . . . . . . . . . . . . . . . Front only
Extreme left . . . . . . . . . . . . . 19:1
Center . . . . . . . . . . . . . . . . . 22:1
(13) Cab.
Exteme right . . . . . . . . . . . . . 19:1
Capacity . . . . . . . . . . . . . . . . . . . . three-man
Hydraulic oil reservoir:
Top . . . . . . . . . . . . . . . . . . . . . . . . tarpaulin
Make
.
.
.
International
Harvester
Co.
Windshield . . . . . . . . . . . . . . . . . two-piece
Model . . . . . . . . . . . . . . . . . . . IHC-101012R11
Capacity . . . . . . . . . . . . . . . . 8 qt
(14) Heater data (van models).
Relief valve:
Manufacturer . . . . . . . . . . . . . . . . Hunter
Make . . . . . . . . . . . . . . . . . . . Pesco
Model no . . . . . . . . . . . . . . . . . .. UH-68
Model
.
.
PS-05-2223-020-1
Power requirements Single-phase, 120 volts, ac,
Hydraulic pump:
60-cycle.
Models M40A1, M40A1C,
Output . . . . . . . . . . . . . . . . . . . . . . . 60,000 Btu-hr
M51A1, M52A1, M54A1, M54A1C,
Lowest starting temperature --65 F.
M55A1, M61A1, M63A1, M63A1C,
Power consumption:
M139A1, M139A1F, M246A1,
Starting . . . . . . . . . . . . . . . . . 400 w
M291A1, M291A1C, M291A1D,
Running . . . . . . . . . . . . . . . . 800w
M328A1, M543A1 and M748A1:
1-7
Air output . . . . . . . . . . . . . . 425 ctm
Make . . . . . . . . . . . . . . . Vickers Inc.
