M55 8" Self-Propelled Howitzer (T108)
Specifications | |
---|---|
M55: General | |
Manufacturer | Pacific Car and Foundry Co. |
. | |
M55: Dimensions | |
Combat weight | 98,000lbs / 44,000kg |
Length without howitzer | 311" / 790cm |
Height | 140"360cm |
Width | |
Howitzer overhang forward | 0" |
. | |
M55: Armament | |
Type | 8" Howitzer M47 |
Mount | T58 in turret |
Ammunition | 10 rounds |
Traverse | 60° (30° left or right) |
Elevation | +65° to -5° |
rate of fire | one round every two minutes |
maximum range | 16,900 meters |
Type | .50cal M2HB MG |
Mount | Flexible in turret AA mount |
Ammunition | |
Traverse | 360° (manual) |
Elevation | Manual |
. | |
M55: Armor | |
Assembly | Welding |
Maximum | .59"1.5cm |
Hull | Rolled homogeneous steel |
Turret | Rolled homogeneous steel |
. | |
M55: Automotive | |
Engine | Continental AV-1790-5B; 12 cylinder, 4 cycle, 90° vee gasoline |
Horsepower | Gross: 810@2800rpm |
Transmission | Allison CD-850-4A, two ranges forward, 1 reverse |
Steering | Wobble stick |
Brakes | Multiple disc |
. | |
M55: Suspension | |
Type | Torsion bar |
Road wheels | 7 independently sprung dual/track |
Track return rollers | 3 dual/track |
Drive sprockets | 11-tooth front drive |
Idlers | Rear road wheels serve as adjustable trailing idlers |
M55: Track | |
Type | T84E1 Center guide, double pin, chevron, rubber |
Width | 23"58cm |
Pitch | 6"15cm |
. | |
M55: Performance | |
Max level road speed | 32mph51kph |
Max grade | 0.6 |
Min turning diameter | Pivot |
Cruising range | ~160mi, roads~260km, roads |
Max trench | 90"230cm |
Max vertical obstacle | 40"100cm |
Max fording depth | 48"120cm |
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