Howitzer, Heavy, Self-Propelled, 8-inch, M110A1

For other items known as M110, see: M110 Disambiguation

Overview[]

Howitzer, Heavy, Self-Propelled, 8-inch, M110A1

General Data

Type

Self-Propelled Howitzer

Place of Origin

United States of America

Designed

1969 - 1976

Manufacturer

Bowen-McLaughlin-York
FMC Corp.
Pacific Car and Foundry Co.

Produced

1976 - 1978

In Service

1977 - ?

Development

Developed From

M110A1

Armament

Main Gun

203.2mm Howitzer, M201 on Mount, M158 (2-rnds)
Additional 36-rnds stored in Carrier, Cargo, Tracked, 6 Ton, M548.

Main Gun Sights

Telescope, M116

Weapon Loading

Semi-automatic, 1.5rpm

Traverse

60° (-30° to +30°), manual and hydraulic @ 8°/s

Elevation

-2° to +65°, manual and hydraulic @ 6°/s

Stabilizer

None

Crew Weaponry

1 x .45 ACP M3A1 .45 SMG (180-rnds)
4 x 7.62x51mm M14 7.62mm Rifle (720-rnds)
8 x hand grenades

Fire Height

~2,032mm

Defence

Armour Type

Rolled homogeneous steel, welded assembly

Misc Specs

Crew

13 (5 on-board, 8 on trail vehicle)

Vehicle Optics

1 x Telescope, Panoramic, M115
1 x Quadrant, Elevation, M15
1 x Quadrant, Gunner's, M1A1
3 x Periscope, M17

Fire Protection

2 x 10lb CO², fixed
1 x 5lb CO², portable

Internal Communication

AN/UIC-1

External Communication

None

Dimensions

Weight

~28,350kg (combat load)
~26,082kg (unstowed)

Length

~10.732m (with gun)
6.459m (hull)

Width

3.15m

Height

3.145m

Tread

2.692m

Automotive

Engine

GM 8V71T
V-8, liquid-cooled, turbocharged 9.308 liter 40 cetane diesel 410.6HP @ 2,450RPM

Transmission/Gearbox

XTG-411-2A
Single stage hydralic torque converted with lock-up clutch

Gears

4 forward, 2 rear

Brakes

Multiple disc

Ground Pressure

~0.823kgf/cm²

Ground Clearance

0.442m

Fuel Capacity

984.2 liters (40-cetane)

Operational Range

~523km (on-road)

Speed

54.7km/h (on-road)

Trench Crossing

1.829m

Maximum Fording Depth

1.067m

Minimum Turning Diameter

Pivot

Final Reduction Drive

Planetary gear: 5.35:1 ratio

Suspension

Torsion bar, flat track

Maximum Grade

31°

Vertical Obstacles

1.016m

Roadwheels

5

Roadwheel Diameter

812.8mm

Drive Sprocket

Front

Idler Sprocket

Rear roadwheel

Shock Absorbers

All road wheels fitted with hydraulic lock-out cylinders which serve as shock absorbers while moving.

Track Type

T132, single pin, steel with detachable rubber pad

Pitch

152.4mm

Track Ground Contact

3,759.2mm

Links

151 (76 right, 75 left)

Steering System

Mechanical, steering bar
Clutch-brake
Geared steer

Track Width

457.2mm

The Howitzer, Heavy, Self-Propelled, 8-inch, M110A1 is an American self-propelled howitzer developed in the late 1960s.

The M110 is used in tandem with the M548 Cargo Carrier, which carries most of the ammunition and the remainder of the crew.

Variants[]

M110: Standard model.
M110A1: Improved model with longer M201 howitzer.
M110A2: Improved model with M201A1 howitzer.
M110E1: Experimental model.
M110E2: Experimental model.
M110E3: Experimental model.

Derivatives

M107: Model with 175mm gun.

United States of America Land Vehicles Cold War Period (1946 — 1990)

Tracked Vehicles
Light Tanks	Light Tank	Chick • HSTV(L) • M8 (XM8) • M41 (A1, A2, A3 • M41/Stingray) • T41 • T71 • T92 • TS-1 • TS-3 • TS-4 • TS-7 • TS-8 • TS-9 • TS-10 • RDF/LT • Stingray (II) • Wasp
	Light Tank, Amphibious	AAAV • M551 Sheridan (A1, XM551)
	IFV	M2 • M3 • M116 • MICV-65 • XM729 • XM701 • XM734 • XM800T • XM1202
Medium Tanks	Main Battle Tank	M1 (A1 • E1 • IP) • M60 (A1 • A1 AOS • A1E1 • A1E2 • A1E3 • A1 RISE • A1 R/PE • A2 • A3 • A3 TTS • E1) T110 XM1 • XM66 • XM70 • XM803 120S • AGF-45 • CATTB • General Motors 400K • General Motors 500K • LK 10322 • LK 10372 • LK 10379 • LK 10382 • Lockheed-Martin Thumper • MBT-70 • MBT(MR) • MBT70 • M-I-Y • M-II-Y • M-III-Y • M-IV-Y • Rex I • Rex II • Rex III • Rex IV • Rex V • Rex VI • TL-1 • TL-2 • TL-5 • TL-7 • TV-8
	Medium Tank	M26 (A1 • E1 • E2) • M46 (A1 • E1) • M47 • M-1 • M-2 • M-3 • M-4 • M-5 • M-6 • M-7 • T42 • T48 • T54 (E1 • E2) • T57 • T69 • T77
	Medium Tank, Flamethrowing	M67
Heavy Tanks	Heavy Tank	Hen • M103 (A1 • A2) • T29 (E1 • E3) • T30 • T32 (E1) • T34 • T43 • T57 • T58
Self-Propelled Guns	SPAA	M19 (A1) • M34 • M42 (A1) • M48A2 • M163 (A1 • A2) • M247 T100 • T141 XM247
	ATGMV	M113A1 • M113A2 • M901 ITV (A1 • A2 • A3) • T149
	SPAT	M56 T86 • T101 • T114 BAT AT-3 • Chick • SARAH
	SPFT	M132 (A1)
	SPH	105mm LA-3 • 105mm M52 • 105/110mm LA-7 • 155mm M44 (A1) • 155mm M53 • 155mm M109 (A1 • A2 • A3 • A4 • A5 • A6) • 155mm T94E1 • 155mm T194E1 • 155mm XM2001 Crusader • 175mm M107 • 175mm T235 • 203.2mm M55 • 203.2mm M110 (A1 • A2 • E1 • E2 • E3) • 203.2mm T93 • 240mm T92 • TS-12 • TS-13 • TS-27
	Self-Propelled Missile Launcher	M474 • M548 • M667 • M688 • M727 • • M730 (A1 • A2) • M752 • XM474 (E1 • E2) • XM476 • XM546 (E1) • XM548 (E1) • XM730
	SPM	81mm M125 (A1 • A2) • 81mm T257 (107mm E1) • 81mm XM755 • 107mm M106 (A1 • A2) • 107mm XM106 • 120mm M1064
	SPRG	AT-1 • AT-2 • M50 Ontos (A1) • T164 • T165 (E2) • T166 • T167
	Self-Propelled Rocket Artillery	M270 MLRS (A1)
Explosive Related	Mine Laying	[[]]
Explosive Related	Mine Clearing / Sweeping	M1 Panther II • M60 • M60 Panther
Misc Tanks	Ammunition Carrier	M992
	APC	M1 Grizzly • M44 AUV • M58 Wolf • M59 APC • M75 APC • M113 (A1 • A1E1 • A2 • A2E1 • A3 • E2) • M1059 (A3) • T13 AUV • T16 AUV • T18 AUV (E1 • E2) • T55 • T56 • T59 APC (E1) • T73 AIV • T113 (E1 • E2) • T117 • TS-28 • XM45 (E1) • XM733 (E1) • XM1108
	ARV	M1 • M51 • XM696 • XM806 (E1)
	Bridge Laying	M48A2 • M48A5 • M60 • M60A1 • M104 Wolverine
	Cargo	M116 • M548 • T60 • T107 • XM548 (E1)
	Command	M4 C2V • M577 • M1068
	EW	M1015
	Engineering & Maintenance	M579 Fitter • M728 • M728A1 • T118
	Land Clearing	M60 with M9 Bulldozer
	Amphibious Assault Vehicle	LVTP-5 • LVTPX1 • LVTUX1 • MH EXP LVT
	Medical	M113 AMEV
	Observation, Spotting & Survey	M113 OSV • M981 FISTV
	Training	M551 NTC
	Utility	T122

Half-Tracked Vehicles
Transport	[[]]
Trucks	[[]]
Amphibious Transport	[[]]
Gun Motor Carriages (GMC)	M34, 40mm • T19, 40mm
Howitzer Motor Carriages (HMC)	[[]]
Multiple Gun Motor Carriages (MGMC)	M16 (A1 • A2 • B)
Mortar Motor Carriages (MMC)	[[]]
Utility	[[]]

Wheeled Vehicles
Offensive / Defensive	Armament Carrier	M1025 (A1) • M1026 (A1) • M1043 (A1 • A2) • M1044 (A1) • M1114 • M1116
	Armored Cars	T55 • XM800W • XM808
	Directed Energy Weapon Carrier	HLONS
	Infantry Fighting Vehicles	LAV-25 (A1 • A2) • LAV-300 • LAV-600 • M1126 ICV
	Self-Propelled Anti-Aircraft Gun & SAM	AN/TWQ-1 Avenger • LAV-AD • M998 Avenger • M1097 Avenger
	Self-Propelled Anti-Tank Guided Missile	LAV-AT • M966 (A1) • M1025A2 • M1036 • M1045 (A1 • A2) • M1046 (A1) • M1115 • M1121 • M1134 ATGMV • M1167
	Self-Propelled Mortar	Dragon Fire • LAV-EFSS • LAV-M • M1129 MCV
	Self-Propelled Rocket Artillery	M142 HIMARS
	Tank Destroyer	M1128 MGS
Other	Ammunition Carrier	[[]]
	APC	[[]]
	Cargo	[[]]
	Command	M1009 • M1028 (A1)
	Dump Truck	M929 (A1 • A2) • M930 (A1 • A2)
	Engineering	M764
	Fuel Carrier	[[]]
	Generator Carrier	[[]]
	IMV	Cheetah • M1008 (A1)
	Medical	M1010
	MRAP	[[]]
	Reconnaissance	[[]]
	Prime Movers	M931 (A1 • A2) • M932 (A1 • A2) • M1031
	Utility	M1097 (A1 • A2)
	Water Carrier	M50 (A2 • A3)

Sources
Books	Online	Documents
• Sheridan — A History of the American Light Tank Volume 2, R.P. Hunnicutt, 1995 (ISBN 0-89141-570-X)		• TM 9-2350-247-10