FORCETALLY
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Measured figures
Configuration
| Specification | Oerlikon 20 mm cannon | SU-100 |
|---|---|---|
| Type | Autocannon[source] | Self-propelled anti-tank gun[source] |
| Place of origin | Switzerland[source] | Soviet Union[source] |
| In service | 1937–present[source] | October 1944 – present[source] |
| Wars | World War II Nigerian Civil War[source] | World War II Suez Crisis Vietnam War Bay of Pigs Invasion Six-Day War Yom Kippur War Iran–Iraq War Yemeni Civil War (2014-present) |
Width
Single source3.00 m (9 ft 10 in)[source]
L70 Total gun barrel weight
Single sourceL85 Empty
Single sourceLoaded with 200 rounds
Single sourceMinus breech mechanism
Single sourceL70 Total gun barrel weight: 68.04 kilograms (150.0 lb ) Minus breech mechanism: 20.865 kg (46.00 lb) L85 Empty: 92.0 kilograms (202.8 lb ) Loaded with 200 rounds: 182.0 kg (401.2 lb)[source]
Mass
Single source31.6 tonnes (69,665 lbs)[source]
Commander/Radio Operator, Gunner, Loader, Driver
Single source4 (Commander/Radio Operator, Gunner, Loader, Driver)[source]
Maximum; Maximum speed
Single source48 km/h (30 mph)[source]
Effective; Against low-flying aircraft (HE round) L70
Single sourceEffective; L85
Single sourceMaximum; HE round at 45° L70
Single sourceMaximum; L85
Single sourceAgainst low-flying aircraft (HE round) L70: 914 m (1,000 yd) L85: 1,500 m (1,600 yd)[source]
HE round at 45° L70: 4,389 m (4,800 yd) L85: 6,800 m (7,400 yd)[source]
Operational; Cross-country
Single sourceOperational; Cross-country with additional fuel tanks
Single sourceV-2-34 based on the Kharkiv Model V-2
Single sourceV-2-34 based on the Kharkiv Model V-2 500 hp (370 kW)[source]
Barrel length
Single sourceBarrel length L85 Overall: n/a Barrel length
Single sourceL70 Overall
Single sourceL70 Overall: 2,210 mm (87 in) Barrel length: 1,400 mm (55 in) L85 Overall: n/a Barrel length: 1,700 mm (67 in)[source]
L70: Cyclic · source measurement 1
Single sourceL70: Cyclic · source measurement 3
Single sourcePractical L85: Cyclic
Single sourceL70: Cyclic: 450 rounds per minute Practical: 250-320 rounds per minute L85: Cyclic: 900 to 1,000 rounds per minute[source]
L70
Single sourceL85
Single sourceL70: 820 m/s (2,700 ft/s) L85: 1,050 m/s (3,400 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Designer | Reinhold Becker[source] | — |
|---|
| Designed | 1935[source] | 1944[source] |
|---|
| Manufacturer | Oerlikon Oerlikon Contraves[source] | Uralmash[source]SU-100 original Soviet manufacture at UZTM, explicitly also called Uralmash; not an exclusive manufacturer or licensed-production claim |
|---|
| Produced | 1937−1995[source] | — |
|---|
| No. built | 124,734[source] | 4,976[source] |
|---|
| Variants | Oerlikon FF MG FF cannon[source] | — |
|---|
| Shell | L70: 20×110mmRB L85: 20×128mm[source] | — |
|---|
| Shell weight | HE: 123 g (4.3 oz) HE/T: 116 g (4.1 oz)[source] | — |
|---|
| Barrels | Single barrel (progressive RH parabolic twist, 9 grooves)[source] | — |
|---|
| Action | API blowback Gas operated, power reserve loading[source] | — |
|---|
| Elevation | Manual, -15°/+90°[source] | — |
|---|
| Traverse | Manual, full 360°[source] | — |
|---|
| Feed system | Cylindrical magazine holding 60 rounds; later adjusted for belt-fed gun[source] | — |
|---|
| Unit cost | — | $448,000 (vehicle's unit price for Morocco in 1967)[source] |
|---|
| Armor | — | front: 75 mm (3 in) sides: 45 mm (1.77 in) rear: 45 mm (1.77 in) roof: 20 mm (.78 in)[source] |
|---|
| Main armament | — | 100 mm D-10S gun[source] |
|---|
| Power/weight | — | 15.8 hp/tonne[source] |
|---|
| Suspension | — | Christie[source] |
|---|
| Reported operators | — |
|
|---|
Operational; Road
Single sourceOperational; with additional fuel tanks
Single sourceRoad: 250 km (160 mi) 320 km (200 mi) (with additional fuel tanks) Cross-country: 140 km (87 mi) 180 km (110 mi) (with additional fuel tanks)[source]