Only noticeable on this one because of the late date of adopting the P. It was not acceptable for one reason or another and sent to the Pistols were shipped to the Navy and the OSS.Įarly example has the P on both the slide and receiver which is unusual. According to the Springfield Research database a lot of these Rated high in the interchangeability tests. The Union Switch & Signal pistols had a superior finish and consistently Problems that Remington Rand and Ithaca had. Produced high quality pistols and did not experience the extreme production It is reported that Union Switch & Signal Were taken apart, the parts scrambled, and the 24 pistols re-assembled. Inspectors of the small arms pistol industry integration committee. Producers of the pistol being required to send six pistols each to the key The test was conducted once a month, the four US&S was consistently rated high in tests for They were found to be completely automatic in action, firing seven Inspector before being passed to the Government Inspector, only two failed in Resident ordnance department inspector, of the 55,000 pistols fired by the US&S Not a single pistol manufactured and assembled by US&S was rejected by the On the range each of the 55,000 pistols produced was test fired 21 times.
Its weight was machined from the original forging.Īnother interesting fact is the development of the US&S firing range, theĭesign of which was later adopted by various pistol manufacturers includingĬolt. The receiver forĮach pistol underwent 106 individual operations, during which some four fifths of Gages and fixtures, US&S provided its own perishable tools. These required the services of 658ĭifferent machines 421 types of cutting and drilling tools 239 differentįixtures, and 447 different gages. US&S on the parts for the pistol, was 600. The number of different machining operations performed by Notice the "P" proof stamp is smaller then Colts but When the "P" proof mark is found it will be on both the slide and receiver andīe of the same size. Location on the top of the slide (center in This was due to a poorly drawn ordnance drawing showing the placementġ082000 to the end of production, the “P” was placed in its normal Of the slide where the curved part meets the flat.
U.S.S. REMINGTON RAND 1911A1 FOR SALE SERIAL
Pistols up through about serial 1060100 received no “P” proof on theġ060100 to about 1082000, the “P” proof was applied, but at the Left edge Thought the practice was standardized in late 1942. Union Switch & Signal 1911A1s have the crossed cannons ordnance stamp even U.S.&S.Īre the second rarest of the M1911A1s (55,000 produced), only 55,000 Union Switch and Signal pistols were delivered serial numberedįrom 1041405 to 1096404 with peak production reaching 650 pistols a day. The last of the pistols was shipped on November 27, 1943. However on June 26 th, when the contract was nearly complete,Īnd many of the workers had been transferred to Carbine operations, theĬompany received a letter of intent to purchase an additional 25,000 pistols. On Mathe company was officially notified that theirĬontract had been cut back from 200,000 pistols to 30,000 pistols. Severe drop in requirements for the pistol.
The first pistols were accepted by Ordnance inspectors in January 1943,īut the company received word that their contract would be canceled, due to a
Pennsylvania, primarily made railroad signaling equipment but received a contract on Mayĥ, 1942 for the manufacture of 200,000 M1911A1 pistols. Union Switch & Signal company of Swissvale
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