- #PRE BAN NORINCO 1911A1 SERIAL NUMBERS SERIAL NUMBERS#
- #PRE BAN NORINCO 1911A1 SERIAL NUMBERS SERIAL NUMBER#
- #PRE BAN NORINCO 1911A1 SERIAL NUMBERS SERIES#
By serial number 063112 the caliber marking no longer appears on M1A receivers.
#PRE BAN NORINCO 1911A1 SERIAL NUMBERS SERIAL NUMBERS#
The caliber markings have been observed on M1A rifle serial numbers as low as 000049 and as high as serial number 062857. Receiver serial numbers are 616XX and 66857 are stamped with 7.62mm (no hyphen) and M-1A (with hyphen). Additionally, where the caliber is indicated as 7.62mm (no hyphen) the model number is stamped as M-1A (with hyphen) instead of the usual M1A model number. The 7.62-mm marking is the more common of the two. used to include the stamping 7.62-mm or 7.62mm as part of the receiver marking. changed the abbreviation for millimeter to a lower case mm on its receivers. At some point between serial numbers 000367, Springfield Armory, Inc. used upper case letters MM as part of the 7.62-MM caliber receiver marking until at least serial number 000326. The flat surface on the barrel ring is present on serial numbers 0062XX, 00623X, 00724X and 01899X but is not on 015XXX, 020XXX, 0210XX and 0301XX.Ĭaliber Marking - Springfield Armory, Inc. receivers, the presence of this flat surface on the top of the barrel ring is found sporadically until a serial number just above 030000. After the first 4620 Springfield Armory, Inc. receivers have a distinct machined flat surface with a longitudinal edge on the top of the barrel ring. Receiver Barrel Ring - Chinese, LRB Arms, Fulton Armory and some Springfield Armory, Inc. Chinese and LRB Arms receivers are drop forged. Information on how Sarco M21 receivers were manufactured has not been available to date. Investment casting allows complex shapes and thin sections to be formed with very close dimensional tolerances.īillet machined and forged receivers - Entreprise Arms and some Armscorp USA and Smith Enterprise receivers are machined from raw billet. However, it did not gain industrial significance until after World War II with the demand for aircraft and aerospace parts. Investment casting has existed in China for centuries. receivers are made by the investment casting method. Sales, some Armscorp USA, Federal Ordnance, Hesse, H&R Guns Co., Maunz Mfg., some Smith Enterprise, Smith, Ltd.
#PRE BAN NORINCO 1911A1 SERIAL NUMBERS SERIES#
(San Antonio and Devine, Texas and Geneseo, Illinois) M1A, M-1A - 169,000 + 227 (IDF series serial numbers) + 191 (WF serial numbers) + 500 (VME serial numbers)Ĭast receivers - A. Smith Enterprise (Mesa and Tempe, AZ) M-14, M-14 NM - more than 176 (select fire pre-'86 ban, FA series serial numbers) + 2,505 (pre-'94 ban) + more than 50 (post-'94 ban, 5000 series serial numbers) RIFLE – 1011 (a few rifles have the additional heel stamping MODEL 77, serial numbers are usually four digits but a small number are preceded by EX-) LRB Arms (Bellerose, NY) M14SA - 71 (serial numbers less than 01201) + 182 (serial numbers 01201 and greater) (South El Monte, CA) Mark IV - 163Īrmscorp USA (Silver Spring and Baltimore, MD) M14, M14 NM, M21 - 17,100Įntreprise Arms (Irwindale, CA) M14A2 - 1119 (serial numbers are preceded by E, EA or ABNI)įederal Ordnance (El Monte, CA) - M14, M14A, M14SA, CM14SA - 60,000įulton Armory (Savage, MD) M14, M14 NM, M21, XM25 - 500 (serial numbers began at FA 00000) + 25 (WR serial numbers start at 000) commercial manufacturers have produced at least this many M14 type receivers:Ī. The following list is not complete but based on observation of serial numbers U. The M W G is stamped on the flat surface just behind the rear sight. The serial number is on the left side of the receiver at the rear. These receivers are marked as follows on the receiver heel A batch of at least twenty-six investment cast AISI 8620 alloy steel 80 % semi-automatic receivers were made in 1982 but have not been finish machined as of November, 2004. Commercial Production of the M14 Type RifleĬommercial production of the M14 type rifle began in 1971 and continues to the present day. “The M14 National Match Rifle.” American Rifleman May, 1966. North Cape Publications: Tustin, CA, 1997. The M-14 Type Rifle A Sporter's and Collector's Guide.
Gus Fisher, a former, USMC shooting team armorer for two years, states he was told by a very trustworthy source that TRW receivers were good for 450,000 rounds whereas the other USGI receivers lasted about 400,000 rounds.ģ. Culver Shooting Page Lane's Tips Gus Fisher's FAQ discussion of USGI M14 receivers and parts.
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