Landing Vehicle, Tracked (Armored), Mark 11-6

LVT(A)1: General
Date of first acceptance 1944 Total acceptances 509
Manufacturer Food Machinery Corp. Crew
6 men:
  • Commander/loader in turret right
  • Gunner in turret left
  • Driver in hull left front
  • Assistant driver in hull right front
  • 2 machine gunners in hull rear
LVT(A)1: Dimensions
Combat weight 32,800lbs
14,900kg
Height 121"
307cm
Length 313"
795cm
Gun overhang forward 0"
Width 128"
325cm
Tread 113.5"
288.3cm
Ground clearance, hard surface 18"
46cm
Fire height 107"
272cm
Turret ring diameter 46.75"
118.7cm
Ground pressure, zero penetration 9.1psi
.64kg/cm
LVT(A)1: Armament
Type Mount Ammunition Traverse Max traverse rate Elevation
37mm Gun M6 M44 in turret 104 rounds 360°
(manual and hydraulic)
24°/sec +25° to -10°
(manual)
.30cal M1919A5 MG Coaxial to 37mm gun 6000 rounds 360°
(manual hydraulic)
24°/sec +25° to -10°
(manual)
Two .30cal M1919A4 MG Mark 21 Scarff mounts behind turret Manual -- Manual
Stabilizer
Elevation only
LVT(A)1: Armor
Assembly
Welding
Hull
Rolled homogeneous steel
Location Thickness Angle from vertical
Upper front (cab) .5"
1.3cm
30°
Middle front .25"
.64cm
83°
Lower front .25"
.64cm
35° to 90°
Sides .25"
.64cm
Pontoons 12-gauge mild steel
Upper rear .25"
.64cm
Lower rear .25"
.64cm
60°
Top .25"
.64cm
90°
Floor 10-gauge mild steel 90°
Turret
Rolled homogeneous steel
Location Thickness Angle from vertical
Gun shield (cast) 2.0"
5.1cm
0° to 14°
Front .5"
1.3cm
10°
Sides .5"
1.3cm
Rear .5"
1.3cm
Top .25"
.64cm
75° to 90°
LVT(A)1: Automotive
Engine Continental W-670-9A; 7 cylinder, 4 cycle, radial gasoline
Horsepower Net: 250@2400rpm
Gross: 262@2400rpm
Torque Net: 584 ft-lb@1800rpm
Gross: 590 ft-lb@1700rpm
Fuel capacity 106gal
401L
Transmission Synchromesh, 5 speeds forward, 1 reverse
Steering Controlled differential, steering levers
Brakes Mechanical, external contracting
LVT(A)1: Suspension
Type Road wheels Track return rollers
Torsilastic 11 independently sprung/track 2/track
Drive sprockets Idlers Shock absorbers
37-alternate-engaged-tooth front drive 33-tooth adjustable sprocket at rear of track None
LVT(A)1: Track
Outside guide, dry pin, steel link, extruded grousers
Width 14.25"
36.20cm
Pitch 8"
20cm
Shoes/track 73 Ground contact length 126.5"
cm
LVT(A)1: Performance
Max level road speed 25mph
40kph
Max water speed 7mph
11kph
Max trench 60"
150cm
Min turning diameter 30', land
48', water
9m, land
15m, water
Max vertical obstacle 36"
91cm
Max grade 60%
Angle of approach 35° Angle of departure 30°
Max fording depth Floats Cruising range ~125mi, roads
~75mi, water
~201km, roads
~120km, water

LVT(A)1 used the LVT(A)2's chassis, but with an armored superstructure over the cargo compartment. A turret with a 37mm gun and a coaxial .30cal MG was mounted on the superstructure, and two more .30cal MG mounts were emplaced on either side of the vehicle behind the turret.

Home       Vehicle list       Top

                                                                                           


References

  1. Hunnicutt, R.P. Stuart: A History of the American Light Tank, volume 1. Navato, CA: Presidio Press, 1992. Reprinted with permission from Stuart, R.P. Hunnicutt ©1992, available from Presidio Press, 505B San Martin Drive, Suite 160, Navato, CA 94945.
  2. TM 9-775 Landing Vehicle Tracked Mk. I and Mk. II. Washington, DC: War Dept., 5 Feb 1944.
  3. Research, Investigation and Experimentation in the Field of Amphibian Vehicles. Kalamazoo, MI: Ingersoll Kalamazoo Division, Borg-Warner Corp., Dec 1957.
  4. Chamberlain, Peter, and Chris Ellis. British and American Tanks of World War Two. Frome, England: Cassell & Co., 2000.
  5. Crismon, Fred W. U.S. Military Tracked Vehicles. Osceola, WI: Motorbooks International, 1992.
  6. Siemers, Cary. "USA's Landing Vehicle Tracked." World War II Tanks & Vehicles and Advanced Squad Leader. 25 Nov 2000. 16 Jan 2001 <http://www.shadowsfolly.com/WWII/USA/LandingVehicleTracked.htm>.

Last updated 8 Jul 2015.
Questions? Comments? Corrections? Email me
© Copyright 2001-15 Chris Conners