This is the MK-3 inert practice round made for the Navy, dated October 1942. The MK-2 projectiles, dated 1945, are made of steel with large tracer elements. Aluminum nose caps held the fuze assemblies. The weapon is clip fed, each clip holding four rounds.

The Bofors 40 mm Automatic Gun L/60 (often referred to simply as the "Bofors 40 mm gun", the "Bofors gun" and the like, [3][4] see name) is an anti-aircraft autocannon, designed in the 1930s by the Swedish arms manufacturer AB Bofors.

西姆斯级温赖特号(DD419)上的单装MK3型博福斯. 基本性能(Mark 1) 40mm/56; 炮重0.522t; 弹重0.900kg; 发射药量0.315kg; 炮口初速881m/s; 分钟射速160发; 身管寿命9500发; 最大射程10060米/42度; 最大射高6950米/90度

Mar 12, 2025 · The Bofors 40mm Mk 3 L70 naval gun has been designed for use against air and surface threats such as aircraft, anti-ship missiles, fast boats and helicopters. It is a digitized computer controlled gun constructed of non-magnetic …

Probably the best automatic cannon anti-aircraft weapon of World War II, Bofors guns of this type remained in service long after the war ended. This weapon was used on almost every major USA and UK warship of World War II and was a very potent AA gun.

40 MM Antiaircraft Gun, OP 820, 1943, is a Navy service manual for the most widely used anti-aircraft gun of WW II. In this online version of the manual we have attempted to keep the flavor of the original layout while taking advantage of the Web's universal accessibility.

It was the standard light anti-aircraft gun found in every infantry and armoured division. With 54 issued to every LAA regiment by 1943.

The Bofors 40-mm Mk 3 naval gun system from United Defense is a highly effective shipboard air-defense weapon system with the versatility to combat surface- and shore-based threats. Optimized for air-defense mission effectiveness, the 40-mm Mk 3 naval gun combines high muzzle velocity, high rate of fire and controlled dispersion of the L/70 gun ...

The Bofors 40 mm Automatic Gun L/70, (Bofors 40 mm L/70, Bofors 40 mm/70, Bofors 40/70), is a multi-purpose autocannon developed by the Swedish arms manufacturer AB Bofors (today BAE Systems Bofors) during the second half of the 1940s as a modern replacement for their extremely successful World War II-era Bofors 40 mm L/60 gun-design.

Swedish pattern with central guide & 10 mechanical feed pawls. Took. Type A with adjustable peep sight in rear guard. Used only on Mk6 gun on tanks. Simplified design, no central guide. Took three 4 round chargers ejecting. Original Bofors design. Direct laying, prepared for data receiving dials. Polish design. As Mk1 but not prepared for dials.