Royal Ordnance L9 is a British short-barrelled 165 mm (6.5 in) gun used for combat engineering, particularly the demolition of defences. Initially called Ordnance BL 6.5" Mk I, it was later renamed 165mm L9 Demolition Gun.

The M135 is a license-built copy of the 165 mm L9A1 gun that was used on the British Army 's FV4003 Centurion Mk.5 AVRE (Armoured Vehicle Royal Engineers) tank. Depending on the usage, the gun can be depressed and elevated against targets up to an effective range of 925 metres (1,012 yd).

The main armament of the M728 is the 165mm M135 demolition gun. A total of 30 shells are carried. The demolition gun is for use against obstacles. Effective range is about 900 meters. In a secondary role it can be used against enemy fortifications or vehicles. A 7.62mm M240 machine gun is mounted as a coaxial weapon.

1965年投产，1968年列装，配备装甲师、机械化师和步兵师的工兵营，装备1门M135式165mm破坏工事炮，炮的俯仰范围为-19°~+20°。 炮塔转速为1.6°/s，俯仰和方向转动用动力或人工驱动。

2018年11月3日 · Military Vehicle Spotlight: GMC M135 6×6 2-1/2-ton Truck Developed in 1951, the revolutionary G-749 series of military 6×6 deuce-and-a-half trucks featured air-assisted power brakes, automatic transmissions, and oversized single tires.

Royal Ordnance L9 is a British short-barrelled 165 mm calibre gun used for combat engineering, particularly the demolition of defences. The gun is capable of firing a 64 lb (29 kg) High Explosive Squash Head (HESH) demolition projectile distances up to 2,400 m (2,600 yd).[1]

2024年2月18日 · What is the caliber of the M135? The M135 is a 5.56mm caliber rifle. What is the effective range of the M135? The effective range of the M135 is approximately 500 meters. Is this article helpful to you? Is the M135 suitable for long-range shooting?

During Operation Desert Storm, M728s were used to augment M1A1s equipped with mine rollers and mine plows. Ammunition for the M135 165mm gun is issued in fixed complete rounds. A complete round consists of all ammunition parts needed to fire weapon once.

165mm M57 (T156) / M135 (XM135) Demolition Gun Ammunition used in the M102 and M728 Combat Engineer Vehicles

2005年6月4日 · I have a gun mount on my USMC M-135. Process of a frame up restor. I'ver removes the ring and mounting tubes. I have a question. On the forward side of the ring , there is a bracket that is bolted to the tube bracket, what is this bracket for? Have attached two photos - …