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I kept an informal Colt SP1 notes about serial numbers that was discussed in a large AR site survey.1983 - 1985 2116XX173XXX1982173XXX140XXXSo yours would be made about 1983, a lot of people said that the production of the SP1 model ended in 1982, but they probably made some more from 1983 to 1985.My first ever Colt AR-15 was a new SP1 rifle that I bought in 1971, it had an A1 type birdcage flash suppressor, no forward assist, and no storage compartment in the buttstock.I had never seen a factory new SP1 with a forward assist, if there are a few the owners probably upgraded their upper receiver with an A1 type with forward assist later on.I also bought a new Sporter II rifle back in 1984 and it had a forward assist with teardrop style plunger (no shell deflector), but the very early Sporter II models does not have forward assist same as the SP1 model.I don"t have a SP1 rifle currently, I only have an all Colt parts rifle that I put together myself, from a like new condition Colt Match Target HBAR stripped lower receiver, Colt lower parts kit, new Colt M16A2 fixed buttstock group, new never issued USGI Colt M16A2 upper half (built in the 1980s) with Colt M16 full auto bolt carrier group.Ĭolt AR-15 Sporter SP1 rifle owner since 1971Colt 1911 Government Model Series 80. what do you think? Please leave me a comment.Hi, I have purchased a colt sp1 and can anybody tell me when it was made serial number is sp17873x thanks in advance. The M1911 Commercial and its A1 variants had normal serial numbers with a simple prefix and suffix, with simple prefix and suffix. Colt serial numbers tend to fly all over the place with no set pattern, especially when there is no set pattern.
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If multiple models appear for your serial number simply match the date with the appropriate model, as certain vintage firearms can share serial numbers between different models. The serial number sequence for the Colt Army Special started with number 291000 in 1908 and ended with a number higher than 540000 in 1927. Find Serial Number Enter the serial number, without spaces or dashes, to search the database.
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For example, the serial number sequence for the Colt Police Positive Special started with the number 1 in 1908 and went to something higher than 890800 in 1966 (and then even higher but with letter prefixes). Sometimes the sequence for a specific model starts at the number “1″ and sometimes at a higher number. 1911 Commercial semiautomatic pistols, caliber. Generally, Colt assigns a separate serial number sequence to each of its models. manufactured by Colt from 1935 to 1945, serial number range from SM1 to. Colt has manufactured literally millions of firearms. Determining the year a Colt firearm was manufactured is not possible by knowing only the serial number.