This Remington manufactured trigger spring plunger is for the model 510 Targetmaster bolt action rimfire rifle and is in very good condition with light wear. (file photo)
Note: Remington model 510 Targetmaster rifles with the following date codes (month and year of manufacture) have been observed with this part:
1939: PH (June 1939), EH (October 1939) & RH (November 1939)
1940: LJ (February 1940)
1941: EK (October 1941) & RK (November 1941)
1942: LL (February 1942), CL (April 1942) & OL (July 1942)
1946: ARR (March 1946) & XRR (December 1946)
1947: LSS (Feb 1947), PSS (June 1947) & ESS (Oct. 1947)
1948: BTT (Jan. 1948)
1965: OM (July 1965)
1966: BN (January 1966)