A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.
Classification: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 6130-01-159-2264
NSN 5855-01-442-5401
NSN 5996-01-633-7979
NSN 5960-01-575-7818
NSN 5855-01-630-8608
NSN 6110-01-137-6035
NSN 5975-00-734-6243
NSN 5996-01-644-9333
NSN 6145-00-038-3369
NSN 6130-00-778-3023
NSN 6620-00-483-1961
NSN 5895-00-280-2155