

The initial non-firing sample closely matched the published requirements for the light rifle. Winchester, which had done the cartridge design but was heavily involved in M1 Garand manufacturing, had a design that had been developed for the Marine Corps but was not submitted in the original light rifle tests.Īt the urging of the Ordnance Corps, Winchester submitted a model weapon utilizing a short tappet principle that had been designed in part by David Williams in conjunction with Winchester engineers. Various inventors and manufacturers submitted prototypes for Ordnance evaluation, and from these trials the concept of the light rifle was further refined.

30 caliber, but initial ammunition design issues precluded a suitable cartridge being available for designers to build test weapons around until May 1941.

30 of the Winchester self-loading type with a case similar to that of the commercial Winchester self-loading cartridge caliber.
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Effective range up to 300 yards, semiautomatic fire essential, full automatic fire desirable.ģ. The Ordnance Corps was directed to contact gun manufacturers and request that they submit test sample weapons with the following characteristics:Ģ. On 15 June 1940, the Secretary of War issued orders for the development of a “light rifle” designed to meet the needs of other-than-front-line combat troops.
