This Remington manufactured late variation firing pin retaining pin which has a flat edge on one side is for the later model 8 semi-auto rifle and is in very good condition with light wear. (file photo)
Note: Remington model 8 semi-auto rifles with the following calibers and serial numbers have been observed with this part: 54708
30-30 Rem: 15686
32 Rem: 37051
35 Rem: 59251