Its use was to simulate the exact trajectory of the main 50 cal spotter rifle attached the 106mm recoilessĪnti-tank weapon. Regular M2 casing (top) shown with a short casing. The casing is a 12.7mm, the equivalent to the. This headstamp is of an unknown Russian manufacturer. Operated by the Federal Cartridge Company from 1941-45. The symbol is a circle with crossed arrows. The United States supplied Brewster Buffalo fighters to Finland who was at war with Russia from 1941-1945. Beretta Group owns now the Tikka arms brand. Tikkakoski was the first private arms manufacturer in Finland. They were only a few miles east of the East Alton plant operated by Western. This plant was operated as the United States Cartridge Company as a division of Western Cartridge Company. (The far right casing was found among many RA 41 casings, so believed to be Remington Arms).

50 CAL Z shown below was produced during a British RAF contract to supply ammunition for the American made B-17 bombers used by the RAF. Original product, and is the oldest continuously operating manufacturer in North America. Rubber Company from 1942-43.įounded in 1816, this company is the oldest in the United States which still makes its Note: The above images are examples of broken dies on the letter 'L'.Ī small arms plant that operated under contract from the Operated by the Kelly Springfield Tire Company in 1943-44.Įstablished by Remington Arms in 1941 to manufacture and test small caliber ammunition for the U.S. Kelly Springfield, Allegany Ordnance Plant It was phased out in favor of the PIAT Anti-Tank Projector around 1943. It was used for the British Boys Anti-Tank rifle, a fearsome bolt action rifle with a considerable recoil. The round is most distinguishable by the belted casing. Several inquiries as to this round, which at first glance appears to be a. The above 'TEST' casing is still a mystery and may not be WWII-era.Ī British company that traces its beginnings back to 1856, this manufacturer had an estimated 20,000Įmployees working at Witton by 1943 and was a prime target for the Luftwaffe during WWII. Operated as a major ammunition manufacturing plant from 1816 - 1977. It was the largest defence industry in North America for the Allies. The town of Ajax, in Ontario, Canada, was founded in 1941. Refresh your screen if one or more of the images below do not appear. If you have additional information or would like to contribute an additional or better photo of a headstamp, 50 caliber casings that were made during WWII. The headstamps shown below do not reflect all of the. WRA = Winchester Repeating Arms - New Haven, Connecticut. UT = Utah Ordnance Plant - Salt Lake City, Utah. U = Utah Ordnance Plant - Salt Lake City, Utah. TW = Twin Cities Ordnance Plant - Minneapolis, Minnesota. SR = Royal Ordnance Factory - Spennymoor, United Kingdom. RA = Remington Arms - Bridgeport, Connecticut. M = Milwaukee Ordnance Plant - Milwaukee, Wisconsin. LM = Lowell Ordnance Plant - Lowell, Massachusetts. LC = Lake City Army Ammunition Plant - Independence, Missouri. KS = Kelly Springfield, Allegany Ordnance Plant - Cumberland, Maryland. K = Kynoch Works - Witton, Birmingham, England. 50 caliber ammunition during WWII.ĭI = Defence Industries Limited - Ajax, Ontario, Canada.ĭM = Des Moines Ordnance Plant - Ankeny, Iowa.įA = Frankford Arsenal - Philadelphia, Pennsylvania. Known manufacturers and headstamp codes of companies producing. The bullet is typically 2.25' (55mm) long with 0.75' (19mm) seated into the casing. The primer end of the casing where the headstamp is located is 0.75' (19mm) diameter.

The casing alone is just under 4' (100mm) long. 50 caliber round is 5.5' (140mm) long with seated bullet. 50 caliber round to keep the supply available. Due to the high demand of ammunition for this gun, many companies began producing the. The Browning M2 machine gun was the most widely used weapon on the American bomber and fighter planes of WWII.

50 cal machine gun ammo