TM-9-2350-311-20-2
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS
DECEMBER 1993
TM-9-2350-311-20-2 - Page 52 of 828
TM 9--2350--311--20--2
1--21
AMMUNITION
155MM conventional.
34 rounds
.......................................................................
.50 cal.
500 rounds
..................................................................................
SIGHTING AND FIRE CONTROL EQUIPMENT
M117/M117A2 Panoramic Telescope:
Power
4X
.......................................................................................
Field of view
170 mils
.............................................................................
Movement:
Azimuth
6400 mils
............................................................................
Incremental reading (azimuth)
1/4 mil
...........................................................
Correction (azimuth)
±
50 mils
..................................................................
Elevation
±
300 mils
...........................................................................
Weight
15 lbs (6.8 kg)
........................................................................
M145/M145A1 Telescope Mount:
Length
21 in. (53.3 cm)
...........................................................................
Width (with attaching bolts)
20--1/2 in. (52 cm)
.......................................................
Height
20--1/2 in. (52 cm)
.........................................................................
Weight (including linkage assembly)
127 lbs (58 kg)
..................................................
Movement:
Elevation
--53 to +1333 mils
...................................................................
Incremental reading (counters)
1 mil
............................................................
Correction (elevation)
+50 mils
.................................................................
Cross-level adjustment
±
177 mils
...............................................................
Pitch adjustment
±
177 mils
.....................................................................
M118A2/M118A3 Elbow Telescope:
Power
4X
.......................................................................................
Field of view
177 mils
.............................................................................
Weight
55 lbs (24.9 kg)
...........................................................................
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