5315-00-297-0853 (424)
NSN 5315-00-297-0853 (NIIN 00-297-0853) is a spring pin in Federal Supply Class 5315, Nails, Machine Keys, And Pins — a tubular item, so formed as to provide a spring action against the inside wall of a hole when driven into abutting pieces to position and hold them in place. Manufacturer part number 424; also referenced as NAS427 (National Aerospace Standards); NAS427K26 (Leonardo Spa Aeronautics Division -); 424 521 (Piper Industrial Manufacturing).
Key specs: 40 rockwell c nominal overall hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $2.93 gov standard price; export Schedule B 7319.40.9000; ships at 0.002 lb / 0.0001 cu ft. Supersedes 5315-00-523-8799 (1960).