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 2925-01-423-4962
NSN 5855-00-586-6255
NSN 5835-00-341-5441
NSN 5855-00-014-5008
NSN 6145-01-526-0668
NSN 5910-01-243-6655
NSN 5945-00-938-7899
NSN 5990-00-060-7009
NSN 6110-00-663-4054
NSN 5920-00-045-4211
NSN 5895-01-171-8982
NSN 5915-00-263-2175