These weapons were of simple construction with autofretted monobloc barrels and breech rings and used horizontal sliding breech-blocks. Total production of Type 89 guns amounted to 1,306 guns, with 836 being manufactured between 1941 and 1945.

The 155 mm gun motor carriage M40 was an American self-propelled artillery vehicle built on a widened and lengthened medium tank M4A3 chassis, but with a Continental engine and with HVSS (Horizontal Volute Spring Suspension), which was introduced at …

在M12自行火炮获得成功后，美国开发了一系列新型自行火炮，包括T83（M40 155mm火炮运载车）和T89（M43 203mm榴弹炮运载车），它是美国“普波斯特” 装甲车 公司用M4A3E8底盘上安装一门 M1A1 式155毫米 加农炮 制成的，火炮靠后，火炮和炮手都没有防护。

Equipped with a M115 203 mm (8") Howitzer, it was designed to replace the earlier M12 Gun Motor Carriage 155mm. Its prototype designation was the T89, but this was changed to the M43 in March 1945. The 41.5 ton vehicles struggled to keep up with mechanized formations, but were successful when employed in more stationary roles.

2013年6月16日 · The M40 used a 155mm main gun and could fire a variety of shells including hire explosive, white phosphorous and armour-piercing. The M43 Self Propelled Gun Rear shot of an M43 firing its 203mm main gun during the Korean War. The M43 was fitted with a 203mm main gun, which weighted in at 4.5 tonne.

The T83 (the pilot designation of the M40) used the general layout of the M12 – having the gun in the rear and moving the engine compartment to the center. The drivers’ stations would be forward of the engine compartment. The T83 added gun mount fittings, ammo stores and protective walls for the gun crew.

2019年5月14日 · The hull, chassis and running of the M40 was retained (itself taken from the M4 Sherman line) though the M43 mounted the massive 203mm howitzer system and early trials were carried out through the T89 Howitzer Motor Carriage pilot vehicle.

2013年7月8日 · The document provides technical instructions for the 155-mm Gun Motor Carriage T83 and 8-inch Howitzer Motor Carriage T89. It describes the vehicles and their components and systems. It also provides guidance on operation, maintenance, and repair of the armored vehicles.

2024年11月10日 · Shooters get a 15-round double-stack magazine and a slide-mounted safety/decocker. The gun has a short recoil operation, a P220-type locking system, and a Browning-style tilting barrel. The Ruger P89 is a beefy gun that was affordable for its era. The gun weighed 32 ounces and had a 4.5-inch barrel and an overall length of 7.75 inches.

2020年5月19日 · 155-mm Gun Motor Carriage T83 and 8-inch Howitzer Motor Carriage T89 by , 1945, U.S. G.P.O. edition, in English