5315-00-169-3401 (901220K1)
NSN 5315-00-169-3401 (NIIN 00-169-3401) is a cotter pin in Federal Supply Class 5315, Nails, Machine Keys, And Pins — a half round, cylindrical, or flat piece of metal, bent to form a straight or crimped two-pronged device with an eye at one end. Manufacturer part number 901220K1 (Honeywell International Inc, CAGE 06848).
NIIN assigned August 1972; DEMIL A (none required).