C10, TM 9-2350-230-12
Breech chamber .......................... Left-hand 200 buttress
Gunner's aid dial:
threads .................................... 300 interruptions
.................................. 0 to 50 mils right and
Firing method ...............................Electrical impulse only
......................... left numbered every 5 mils
Bore size
.............................................152-mm (6 in.)
Tube rifling:
Elevation Quadrant, M13A1C:
Length................................................... 95.65 in.
Weight . .......................................................2. 06 lb
Depth of groove ................................. 0. 050 in.
Width of groove ...................... 0. 245/0. 253 in.
Individual weapons night vision sight, PVS2:
Width of land .................................... 0. 1434 in.
Weight.
.......................................................12. 7 lb
Number of grooves ......................................... 48
Optical characteristics:
Twist ..............................1 turn in 41. 2 calibers
Magnification .......................................4.0 power
Elevation
........................................................ 1.9 deg
Field of view .......................................... 185 mils
Depression ......................................................... -8 deg
Eyepiece focus ............................+4 to4 diopters
Traverse
..................................... 360 deg right or left
Objective lens focus 4 meters to infinity
Missile weight ..................................................... 58 lb ea
Periscope, XM44 Series (gunner's):
Conventional ammunition weight........................ 48 lb ea
Weight
...................................................134-1/2 lb
Optical characteristics:
Machine gun, 7-62-mm, M73:
High power system:
Weight
....................................................... 29.31 lb
Magnification .................................................. 9X
Length
........................................................... 38 in.
Field of view ...............................................6 deg
Rate of fire....................................450-500 rpm approx
Unity power system:
Feed
........................................................ link belt
Field of view ............................ 22 deg horizontal
Machine gun, 7. 62-mm, M219:
.............................................. 8 deg vertical
Refer to paragraph 13-3
Line of sight travel .................... 22 deg elevation
Machine gun, Cal 50, M2, HB:
...................................... 18 deg depression
Weight
84 lb
Temperature range
(operable) ........................................... 65F to +160F
Weight of barrel.................................................... 28 lb
Length, overall.............................................. 65. 13 in.
Cyclic rate of fire ......................................450-500 rpm
Periscope, M47, M48 (driver's):
Maximum effective range ................................ 2000 yd
Weight:
Grenade launcher ............................. Fixed type, 8 tubes
M47 (3)................................................. 29. 1 lb
M48 (infrared) ..........................................16.0 lb
Temperature range
(operable)................................... 65F to +125F
Type
................................................reciprocating
Operating speed ............................................... 3750 rpm
Periscope, M37 (loader's):
Operating pressure............................................3000 psi
Weight
.........................................................14.5 lb
Lubricant (9150-753-4667) capacity:
Optical characteristics:
Walter Kidde
Field of view
(4310-460-2184)........................................ 4/5 pt
(6 in. eye distance) ................ 50 deg horizontal
Bogue
............................................ 14 deg vertical
(4310-181-8895)........................................ 4/5 pt
Line-of-sight .......................... one deg physically
Stewart Warner
......................................... two deg optically
(4310-196-1617) . ........................................ 1 pt
Telescope, M119 (gunner's):
Sighting and Fire Control Instruments.
h.
Length, telescope. ...............................................41 in.
Azimuth indicator (10954720):
Length, telescope in mount M149 . ................... .48 in.
Dial graduations:
Weight, telescope .................................................37 lb
(100-mil) ..............................................0 to 3200 mils
Weight, telescope and mount ...............................57 lb
.............................. right and left, numbered
Operable temperature
............................................. every 200 mils
range .......................................... 65 to +1250 F
(1-mil)
...............................................0 to 100 mils,
Optical characteristics:
................................numbered every 5 mils
Magnification .................................................. 8X
Weight
........................................................... 24 lb
Field of view ...............................................8 deg
Height
............................................................ 12in.
Reticle pattern,
Diameter. ............................................................. 7 in.
1-3