Manufactured before 1918. Collectors generally advise against firing these rifles due to brittle receiver steel resulting from early single-heat-treat methods.

The primary resources for official serial number data are the , which manages the Springfield Armory National Historic Site, and the National Archives and Records Administration (NARA) .

Early commercial 1911 pistols often use an "NM" (National Match) or "N" prefix. Contacting customer support is required to differentiate between US-finished frames and imported forgings (Imbel, Brazil).

Whether you hold a modern M1A or a World War II-era M1 Garand, the serial number is your most powerful tool for connecting with its past. By using the official modern support lines, the historical tables from the NPS, and the dedicated research of the collector community, you can uncover the manufacture date and unique story behind any Springfield Armory firearm.

Researching a firearm from the original federal arsenal requires a different approach. Because the arsenal closed in 1968, you won't be calling a customer service line. Instead, you'll be using historical records.

The Springfield Armory produced millions of M1 Garands across two major blocks: World War II and the Korean War era. Serial Number Range Estimated Manufacture Year Historical Context 1 – 100,000 1937 – 1940 Pre-WWII Production 100,001 – 1,000,000 1941 – 1942 Early WWII Mobilization 1,000,001 – 2,500,000 Peak Wartime Production 2,500,001 – 3,880,000 1944 – 1945 Late WWII Production 4,200,000 – 4,399,999 1952 – 1953 Korean War Production 5,793,001 – 6,099,905 1954 – 1957 Post-Korean War / Final Runs 2. M1903 Springfield Serial Numbers

Serial number locations vary by firearm type, but they are always stamped onto a major receiver or frame component.

: In some cases, especially for law enforcement or for tracing firearms, you might need to contact the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) or a similar agency in your country. However, for civilian inquiries about production dates and model specifics, the manufacturer is usually the best starting point.

If you possess a military surplus firearm (e.g., M1 Garand, M1903, Trapdoor) from the original government-run Springfield Armory, data is cataloged by the : Firearm Model Data Available Source Link M1 Garand Monthly production ranges (1937–1945) NPS Garand Production M1903 Springfield Yearly serial ranges (1903–1939) NPS M1903 Production Trapdoor Rifles Fiscal year ranges (1865–1893) NPS Trapdoor Serial Numbers Krag-Jorgensen Fiscal year ranges (1894–1904) NPS History Archive Springfield Armory: Owners Dashboard

2. Historic Springfield Armory Serial Number Lookup (Pre-1968)

Located on the rear of the receiver, right behind the rear sight.

I can provide the exact production date ranges or direct you to the specific archive database for your weapon. Share public link