5315-00-522-6017 (222SP)
NSN 5315-00-522-6017 (NIIN 00-522-6017) is a headed straight pin in Federal Supply Class 5315, Nails, Machine Keys, And Pins — a headed, cylindrically-shaped item having a solid shank for fitting into corresponding holes, used for aligning or fastening. Manufacturer part number 222SP (Dana Commercial Vehicle, CAGE 72447); also referenced as 5226017 (U S Army Tank Automotive Command).
NIIN assigned January 1963; DEMIL A (none required).