This is a M1A1 Dedicated Registry. These serial numbers can also be located in the main Inland Registry
The part numbers used by Inland Manufacturing are the same as Auto-Ordnance. Both use the same manual with the name and information for their particular company. In choosing to use the same sources as Auto-Ordnance Inland inherited some of the problems Auto-Ordnance has been experiencing. Numbers were issued sequentially, beginning where Ordnance had left off with serial number blocks assigned during WWII. The letter X preceding the serial number designated it as a replacement. The new serial number was hand stamped on top of the receiver behind the rear sight, in the vicinity of the prior serial number.
Serial numbers ranged approximately from 5,150,000 to 6,700,000. As long as an Inland carbine is in the general serial number ranges already mentioned and has features consistent with the.
-1st block (High would stocks with 'Fat Boy' pistol Grips) Late October, 1942 - December 1943. Approximate serial number range: 65,000 - 4,950,000, approximately 70,000 produced. Serial Number: 206,073 Barrel & Date: Inland , 1 - 43 User name: M1 Mac | M1A1
-2nd Block (Low would stocks with 'Slim Jim' pistol grips) May, 1944 - January, 1945. Approximate serial number range: 4,950,000 - 6,650,000, approximately 70,000 produced. Serial Number: 5,168,123 Barrel & Date: Inland, 4 - 44... User name: dpd3672...... | M1A1 Serial Number: 5,326,1++ Barrel & Date: Inland, 6 - 44... User name: russell moore |