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 5950-01-435-4405
NSN 5945-01-143-9144
NSN 2925-00-412-2046
NSN 5950-01-252-6117
NSN 6145-00-038-3369
NSN 7035-01-395-7851
NSN 6150-01-361-9162
NSN 4140-01-364-1104
NSN 6610-00-080-8839
NSN 5999-00-573-9477
NSN 5975-00-960-5879
NSN 5990-01-024-9659