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At a glance
75/24 Pack Howitzerlarger figure on 1 of 1
M39 cannonlarger figure on 0 of 1
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Configuration
| Specification | 75/24 Pack Howitzer | M39 cannon |
|---|---|---|
| Type | Howitzer[source] | Single-barrel autocannon[source] |
| Place of origin | India[source] | United States[source] |
| Used by | India[source] | — |
| Designer | ARDE[source] | Ford Motor Company[source] |
Mass
Single source80.9 kg (178.5 lb)[source]
Rate of fire
Single source1,500 rpm[source]
Muzzle velocity
Single source1,030 m/s (3,300 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Manufacturer |
|---|
Ordnance Factory Board[source] |
Pontiac, Ford, FMC Corporation, and others[source] |
| In service | — | 1952–present[source] |
|---|
| Designed | — | 1951[source] |
|---|
| No. built | — | 35,500+[source] |
|---|
| Variants | — | M39, M39A1, M39A2, M39A3[source] |
|---|
| Cartridge | — | 20×102mm[source] |
|---|
| Barrels | — | Single barrel (progressive RH parabolic twist, 9 grooves)[source] |
|---|
| Action | — | five-chamber revolver[source] |
|---|
| Reported operators |
| — |
|---|