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 5950-01-465-5224
NSN 5999-01-633-1244
NSN 5930-01-486-1979
NSN 6150-01-371-6670
NSN 6645-00-754-4108
NSN 5950-01-457-3165
NSN 6130-01-416-0931
NSN 6150-00-345-0361
NSN 5990-01-602-6701
NSN 6650-01-200-7657
NSN 6650-00-170-5095
NSN 6610-01-202-7404