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Light tank Mk VII Tetrarch Mk I with Littlejohn adaptor.. The Littlejohn adaptor was a device that could be added to the British QF 2 pounder (40 mm) anti-tank gun. It was used to extend the service life of the 2-pounder during the Second World War by converting it to squeeze bore operation.
bell adapters which are like mechanical joint adapters but contain a stainless steel backup ring to maintain a positive seal against the mating flange [9]: 347 flange adapters which attach to a polyethylene pipe with butt fusion to stiffen a junction and allow another flanged pipe or fitting to be bolted on [ 9 ] : 341
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. The gun was designed as an intermediate anti-aircraft gun, filling the gap between fast firing close-range ...
Threads for caps and taps are standardized to some degree, with many European designs being based on various DIN standard sizes. Some common thread diameters on European water canisters are 40 mm, 45 mm, 50 mm and 60 mm. [citation needed] A tap can either be an integrated part of the container (for example protected by a ridge) or an accessory.
P5FHA 24 × 40 mm HE-Tracer MK.2 Shell in wooden crate Class P5H (Ammunition for 40-mm Anti-Aircraft Gun M1 (Bofors Gun - British)) The 40mm Bofors Gun used 4-round clips and was loaded manually. P5HJA = 24 × 40 mm AP-Tracer M81A1 Shot [without Clips] in wooden crate P5HNA = 24 × 40 mm HE-Tracer MK.2 Shell (w/.
According to the U.S. Army Field Manual FM 3-22.31 40-MM Grenade Launcher, M203, [8] there are eight different rounds for the M203: 40 mm ammunition line drawings An M16A2 rifle equipped with an M203 grenade launcher lies in the grass near some of the types of 40 mm ammunition available for use with the M203. The cartridges are, from left to ...
The STK 40 AGL, formerly the CIS 40 AGL [a] is a 40 mm automatic grenade launcher, developed in the late 1980s and produced by the Singaporean defence firm Chartered Industries of Singapore (CIS, now ST Kinetics). The launcher is employed primarily by the Singapore Armed Forces and the police and security forces of several other countries. [1]
Crude versions of conically tapered ground glass joints have been made for quite a while, [1] particularly for stoppers for glass bottles and retorts. [2] Crude glass joints could still be made to seal well by grinding the two parts of a joint against each other using an abrasive grit, but this led to variations between joints and they would not seal well if mated to a different joint.