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.
NSN 5998-01-392-1027
NSN 5950-01-623-3752
NSN 5990-01-433-3786
NSN 5895-01-607-4756
NSN 5996-00-303-6013
NSN 5910-00-831-9058
NSN 6610-01-653-8859
NSN 5960-00-266-6741
NSN 5855-00-014-5008
NSN 5935-00-432-0270
NSN 6135-01-518-6581
NSN 5999-00-152-7998