Ribbed with spurs on inner surface
A washer with one surface shaped to fit a similarly curved surface, the other surface of the washer being either parallel with the shaped surface or in the form of raised boss having either a flat bearing surface or a recess designed for holding a nut. Excludes washer (1), concave and washer (1), convex.
Classification: Washers other than lock washers, iron or steel
NSN 5935-01-364-8509
NSN 6220-00-676-0904
NSN 5895-00-283-4417
NSN 5930-01-588-8090
NSN 6110-00-085-5696
NSN 5910-01-310-2999
NSN 5925-01-364-2960
NSN 6645-00-892-5750
NSN 4140-01-462-5685
NSN 5915-01-194-1110
NSN 5965-00-842-9060
NSN 5965-01-441-9505