Round shape; w/center hole
NSN 5855-01-634-0259
NSN 7035-01-194-8053
NSN 5985-01-176-2332
NSN 5985-00-817-4834
NSN 5985-00-699-2520
NSN 6620-01-305-4061
NSN 6685-00-803-5887
NSN 5835-01-460-6054
NSN 6620-01-300-1757
NSN 2925-01-466-0892
NSN 5965-01-540-9628
NSN 4140-01-410-8615