A metal or plastic item of various shapes with two flat bearing surfaces. It is designed to maintain a predetermined distance between parts of an assembly. The item has one or more through holes parallel to its axis, and is unthreaded.
NSN 5996-01-400-1640
NSN 5999-01-323-9486
NSN 5960-01-381-1868
NSN 6145-01-607-1920
NSN 5998-01-457-0129
NSN 5930-01-444-6492
NSN 6145-00-799-1125
NSN 5925-00-999-1710
NSN 5965-01-012-1065
NSN 6645-00-495-6797
NSN 7035-01-107-2811
NSN 5905-01-130-2070