Bushmaster IV
The Bushmaster IV is a 40 mm chain-driven autocannon designed and built by Alliant Techsystems, based on the M242 Bushmaster, Bushmaster II and Bushmaster III. The Bushmaster IV fires 40×365mmR 3P (Prefragmented, Programmable, Proximity-fuzed), APFSDS-T Mk I, and APFSDS-T Mk II rounds. The 3P round will provide air burst capability and the APFSDS-T Mk II can penetrate armor with a thickness in excess of 150 mm.
Bushmaster IV
- Name
- Bushmaster IV
- Field
- chain gun
- Region
- United States
VALÉORINE Encyclopedia
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Documentary summary
The Bushmaster IV is a 40 mm chain-driven autocannon designed and built by Alliant Techsystems, based on the M242 Bushmaster, Bushmaster II and Bushmaster III. The Bushmaster IV fires 40×365mmR 3P (Prefragmented, Programmable, Proximity-fuzed), APFSDS-T Mk I, and APFSDS-T Mk II rounds. The 3P round will provide air burst capability and the APFSDS-T Mk II can penetrate armor with a thickness in excess of 150 mm.
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wikidata · Q17027274 · wikipedia · Bushmaster IV
In this article
Key facts
Key facts
• Name — Bushmaster IV • Origin — United States • Type — Chain-driven autocannon • Is Ranged — yes • Designer — Alliant Techsystems • Manufacturer — Alliant Techsystems • Weight — Receiver: 198 kg Feeder: 29 kg Barrel: 138 kg Total: 365 kg • Length — 4018 mm • Width — 430 mm • Height — 478 mm • Cartridge — 40×365mmR • Action — Open bolt • Feed — Linkless feed
Specifications
Specifications
The Bushmaster IV requires 5 hp at 24 volts to operate, fires from a cook off safe open bolt with absolute hangfire protection, and ejects forwards. It fires NATO standard 40×365mm ammunition from an integral linkless feed and has a recoil force of 62272 N. The ammunition was originally developed for the Bofors 40mm L/70 cannon.
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- United States
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Bushmaster IV is associated with United States.
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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 16 August 2026.
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