M1A2S Saudi Arabian Main Battle Tank (MBT)

M1A2S

Main Battle Tank (MBT)

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Basic Information

Name

M1A2S Saudi Arabian Main Battle Tank (MBT)

Designation

M1A2S

Alternate Designation

M1A2S

Equipment Type

Main Battle Tank (MBT)

Manufacturer

—

Date of Introduction

2001

Description

M1A2S (Saudi Package): Saudi Arabian variant upgrade of the M1A2 based on M1A2 SEP, with some features, such as depleted uranium armor, believed to be missing and replaced by special armor. (442 M1A2s upgraded to M1A2S).

Ground Specifications

Crew 4

Engine Multi-Fuel (1500 hp)

Active Protection In addition to the armor, some USMC Abrams tanks are equipped with a Softkill Active protection system, the AN/VLQ-6 Missile Countermeasure Device (MCD) that can impede the function of guidance systems of some semi-active control line-of-sight (SACLOS) wire- and radio guided anti-tank missiles (such as the Russian 9K114 Shturm) and infrared homing missiles.

Range 426.0 km

Variants

Variants Multiple Variants and Upgrades

System

Alternative Designation M1A2S

Type Main Battle Tank

Crew 4 (commander, driver, gunner, loader)

M1A2S Upgrades a new computerized mass-memory unit; color maps and displays; enhanced Army Force XXI digital command and control capabilities; a second-generation, forward-looking IR (FLIR) system for the gunner and commander;user-friendly soldier/machine interface (SMI); under-armor auxiliary power unit (UAAPU);

Dimensions

Length, Hull 7.92 m

Width, with Skirts 3.65 m

Width, without Skirts 3.48 m

Track Length on Ground 4.65 m

Track Width 0.64 m

Ground Clearance, Center of Hull 0.48 m

Ground Clearance, Sides 0.43 m

Height 2.89 m

Gun Length 9.83 m

Height to Turret Roof 2.44 m

Weight, Combat 63,086 kg

Ground Pressure 1.08 kg/sq cm

Automotive

Engine Name Textron-Lycoming AGT-1500 2-spool free-shaft, multi-fuel turbine with Allied-Bendix digital electronic fuel control

Engine Type Multi-Fuel

Engine Power 1,500 hp at 3,000 rpm

Power-to-Weight Ratio 23.77 hp/metric ton

Fuel Capacity 504 gal (1,908 liters)

Transmission Allison X-1100-3B Automatic hydro-kinetic, hydrostatic steering, 4 forward and 2 reverse gears

Suspension advanced torsion bar, 7 road wheels with 15-in (381-mm)travel, rear drive, front idler, 3 internal rotary shock absorbers,2 return rollers

Braking hydro-mechanical

Road Speed 66 km/h

Speed, 10 Deg Upslope 27 km/h

Speed, 60 Deg Upslope 7 km/h

Acceleration 32 km/h

Range 426 km

Auxiliary Power Unit under-armor auxiliary power unit (UAAPU)

Communications

Radio single-channel ground and airborne radio system (SINCGARS)

Main Gun

System

Name M256 smoothbore

Type 120-mm/46-cal M256 smoothbore with fume extractor and thermal sleeve

Caliber 120mm

Length 5.6 m

Barrel Length 5.3 m

Width 728 mm

Bore 120-mm/44-caliber, smoothbore fitted with fume extractor and thermal sleeve

Gun Weight 1,905 kg

Barrel Weight 1,175 kg

Recoil, Maximum 370 mm

Recoil, Normal 340 mm

Recoil System 2 hydraulic buffers and 1 hydropneumatic recuperator

Breech Type semi-automatic vertical sliding wedge

Muzzle Velocity 1373+ m/sec

Maximum Range 2,500+ km

Turret Type electro-hydraulic, manual backup

Feed System Manual

Elevation -10/+20 deg

Traverse 360 deg

Ammunition (Option 1)

Name M830

Type HEAT-MP

Caliber 120 mm

Length 981 mm

Weight 24.2 kg

Basic Load 42 rounds

Ammo Types HEAT-MP-T, APFSDS-T, MPAT, STAFF

Ammunition (Option 2)

Name M829

Type APFSDS

Caliber 120mm

Length 935 mm

Weight 18.7 kg

Basic Load 42 Rounds

Coaxial Weapon System

System

Name 1 x 7.26-mm M240 machine gun

Type General-Purpose Machine Gun

Caliber 7.72mm

Length 1,260 mm

Barrel Length 630 mm

Width 120 mm

Height (260 mm

Weight 12.5 kg

Action Gas-operated long-stroke piston, open bolt

Rate of Fire M240, M240E1, M240C, M240D and M240G: Gas Setting 1: 650–750 RPM Gas Setting 2: 750–850 RPM Gas Setting 3: 850–950 RPM M240B, M240L and M240H: 550–650 RPM Barrett 240LW and 240 LWS: 550–650 RPM

Muzzle Velocity 853 m/s

Maximum Firing Range 3,725 m

Effective Firing Range 800 m (875 yd) (bipod) 1,100 m (1,203 yd) (tripod)

Feed System Belt-fed using M13 disintegrating links

Sights Iron sights: front blade and folding rear leaf with aperture and notch

Ammunition

Type Rifle

Caliber 7.62 mm

Cartridge 7.62×51mm NATO

Basic Load 6,000 Rounds

Loader's Weapon System

Weapon 1 x 7.62-mm M240 machine gun on Skate Mount

Basic Load 6,000 Rounds

Commander's Weapon System

System

Name 1 x .50-caliber M2 machine gun

Type Heavy Machine Gun

Caliber 12.7mm

Length 1,654 mm

Barrel Length 1,143 mm

Weight 38 kg (83.78 lb) 58 kg (127.87 lb) with tripod and T&E (Traverse and Elevation Mechanism)

Action Short recoil-operated

Rate of Fire 450–600 rounds/min (M2HB) 750–850 rounds/min (AN/M2) 1,200–1,300 rounds/min (AN/M3)

Muzzle Velocity 890 m/s

Maximum Firing Range 7,400 m

Effective Firing Range 1,800 m

Feed System Belt-fed (M2 or M9 links)

Sights INA

Ammunition

Type Rifle

Caliber 12.7 mm

Cartridge .50 BMG (12.7×99mm NATO)

Basic Load 1,000

Fire Control

Name INA

Computerized FCS Yes

Ballistic Computer Hughes 12 kilobyte digital computer

Main Gun Stabilization Yes

Day Optics Hughes primary stabilized sight with 3- and 10-power day optics

Night Optics Hughes night-vision/sight with thermal imaging

Rangefinder GEC Avionics/Kollsman eye-safe CO2 rangefinder replaces the Nd-YAG laser rangefinder

Effective Fire Range 200 to 7,990 m

Accuracy 10 m or less

Commander's Thermal Viewer a Texas Instruments commander's independent thermal viewer (CITV), which permits the commander to search and independently select new targets

Driver's Thermal Viewer Hughes driver's thermal viewer (DTV) with integrated display, a fire-control electronics unit (FCEU) that coordinates CIT stabilization, primary sight and gun-turret drive

M1A2S Upgrade improved commander's weapon station (ICWS)

Information System intervehicular information system (IVIS)

Navigation System Smith Industries position navigation (POS/NAV) system

Command and Control Upgrade enhanced Army Force XXI digital command and control capabilities;

FLIR a second-generation, forward-looking IR (FLIR) system for the gunner and commander

Protection

Hull Armor Depleted uranium armor, believed to be missing and replaced by special armor.

Turret Armor INA

Applique Armor Available

Explosive Reactive Armor INA

Active Protection System In addition to the armor, some USMC Abrams tanks are equipped with a Softkill Active protection system, the AN/VLQ-6 Missile Countermeasure Device (MCD) that can impede the function of guidance systems of some semi-active control line-of-sight (SACLOS) wire- and radio guided anti-tank missiles (such as the Russian 9K114 Shturm) and infrared homing missiles.

Mine Clearing INA

Self-Entrenching Blade INA

NBC Protection 200 SCFM-Clean Cooled Air (collective overpressure); AN/VDR-1 radiological warning device

Smoke Equipment M250 (British L8A1) 2 x 6-barrel smoke discharger (24 rounds), engine exhaust generation

Fire Suppression automatic detection and suppression

Fuel Cover Allied Bendix digital electronic fuel control

Note Enhanced survivability including better armor on gunner's primary sight (GPS) cover;

Image Sources

Notes https://armyrecognition.com/focus-analysis-conflicts/army/analysis-defense-and-security-industry/focus-m1a2s-abrams-a-saudi-adaptation-of-power-and-precision; https://www.armedconflicts.com/M1A2S-Abrams-t224325;

Details

Country of Origin United States

Category Tanks

Land > Tanks

Classification

Domain

Ground

Equipment Status

Active

Dimensions

Length

—

Width

—

Height

2.89 m

Weight

63086 kg

Operators (2)

Saudi Arabia

CFE Treaty

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