"The City that Kept a Secret"
  • Home
  • Historical Context
    • World War II
    • North Africa
    • ALCO
  • Production
    • Secrecy in Schenectady
    • Meet the M7
    • The M7 Factory
  • El Alamein
    • Importance of El Alamein
    • Battle Timeline
  • ALCO's M7 Turns the Tide
  • M7 Day
    • Desert Victory
  • Supplements
  • Bibliography

Meet the M7

Photos of the M7 Howitzer Motor Carriage from the M7 manual 
published by the US Army Ordance

SPECIFICATION M7
 105 – mm, Howitzer Motor Carriage M7
Crew: 7 (commander, driver, gun crew (5))
Battle Weight: 50,634 pounds
Dimensions: Length: 19 ft. 9 in.
                         Track width: 16 ½ in.
                         Height: 8 ft. 4 in.
                         Track centres/tread: 6 ft. 11 in.
                         Width: 9 ft. 5 ¼ in.
Armament: Main: 1 X 105 – mm. howitzer M1A2, M2, or M2A1
                      Secondary: 1 X 50 cal. MG (AA)
Armour Thickness: Maximum: 62 mm
                                      Minimum: 12 mm
Traverse: 15° left, 30° right, Elevation limits: +35° to -5°
Engine: Continental R – 975 radial air-cooled
Maximum Speed: 26 m.p.h.
Maximum Cross-Country Speed: 15 m.p.h.
Suspension: Vertical Volute
Road Radius: 85 – 125 miles
Fording Depth: 4 ft.
Vertical Obstacle: 2 ft.
Trench Crossing: 7 ft. 6 in.
Ammunition Storage: 69 rounds 105 – mm. 300 rounds 50 cal. MG
Specifications quoted from "Hellcat, Long Tom and Priest" (AFV Weapons Profiles No.26)

<< Secrecy
The M7 Factory >>
Picture
Picture
Sarah Jones ~ Senior Website