Meet asme b18.8.2 standards; rockwell c46-53
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.
NSN 5895-01-598-4818
NSN 5965-01-379-7706
NSN 6620-01-457-7277
NSN 6130-01-258-6199
NSN 5920-01-281-9965
NSN 5905-00-209-9776
NSN 5950-01-360-0686
NSN 5960-01-023-8037
NSN 6645-01-070-6342
NSN 5999-01-444-4852
NSN 6240-00-580-0666
NSN 6620-01-145-7762