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 4140-00-112-0630
NSN 5990-00-036-9536
NSN 5835-00-905-7165
NSN 4140-01-551-3589
NSN 5965-01-609-8888
NSN 5915-01-472-7169
NSN 5915-00-020-8366
NSN 5925-00-155-2587
NSN 6685-00-780-7787
NSN 5855-00-138-2386
NSN 5855-01-276-0353
NSN 6650-01-122-6734