The Type 98 20 mm AA half-track vehicle was an experimental Japanese self-propelled anti-aircraft gun. It had a single 20 mm Type 98 AA machine cannon mounted on the back section of a Type 98 Ko-Hi half-tracked prime mover.[1] The Type 98 Ko-Hi half-track was first manufactured in 1938.[1]
| Type 98 20 mm AA half-track | |
|---|---|
 | |
| Type | Self-propelled anti-aircraft gun |
| Place of origin | Empire of Japan |
| Specifications | |
| Mass | 5 ton |
| Length | 5.3 m (17 ft)[1] |
| Width | 2.0 m (6.6 ft)[1] |
| Height | 2.2 m (7.2 ft)[1] |
| Crew | 15 |
Main armament | Type 98 20 mm AA machine cannon |
| Engine | Air-cooled diesel gasoline 110 PS (81 kW) |
| Power/weight | 32.5 HP/tonne |
| Suspension | Bell crank |
Operational range | 200 km |
| Maximum speed | 30 mph (48 km/h)[1] |
The Type 98 half-tracks were considered "high speed" prime movers, capable of 48 km/h (30 mph) when loaded. It was powered by a diesel engine and had a crew of 15.[1] The rear-mounted Type 98 20 mm AA autocannon was the most common light anti-aircraft gun of the Imperial Japanese Army.[2] It had a range of 5,500 m (18,000 ft), altitude of 3,500 m (11,500 ft) and could fire up to 300 rounds per minute.[3] The Type 98 20 mm AA half-track vehicle was not mass produced.