This Remington manufactured action spring tube nut is for the Sportsman 48 semi-auto shotgun and is in very good condition exhibiting a grayish brown patina. (file photo)
Note: Remington Sportsman 48 semi-auto shotguns with the following gauge and serial numbers have been observed with this part:
12 Gauge: 3111917 & 3126827
20 Gauge: 3804965 & 3813794
