M1 8 in (203 mm) howitzer - Specifications

M1 8 in (203 mm) howitzer
M115 8 in (203 mm) howitzer

Specifications
Model	M115
Calibre	8 inches [203.2 mm]
Barrel length	5.14 m
Muzzle brake	none
Recoil system	hydropneumatic Breech mechanism: interrupted screw stepped thread
Carriage	split trail with limber
Shield	no
Weight	(travelling order) 14,515 kg (firing position) 13,471 kg
Length	(travelling) 10.972 m
Width	(travelling) 2.844 m (firing) 6.857 m
Height	(travelling) 2.743 m
Ground clearance	0.318 m
Elevation/depression	+65°/-2°
Traverse	(total) 60°
Rate of fire	(max) 1 rd/min (sustained) 1 rd/2 min
Ammunition	HE (M106) 92.53 kg @ 587 m/s (charge 7) to 16,800 m HE (M404) 90.72 kg @ 587 m/s (charge 7) to 16,800 m (carries 104 M43A1 grenades) HE (M509) 93.66 kg @ 594.4 m/s to 16,000 m (carries 195 M42 grenades)
Crew	14

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