A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-01-633-9503
NSN 6320-00-149-7570
NSN 5935-01-237-8659
NSN 6105-00-708-9680
NSN 5990-01-499-6930
NSN 5920-01-582-2910
NSN 5960-01-505-2426
NSN 5990-00-622-1010
NSN 5999-01-655-5236
NSN 5930-00-390-6616
NSN 7035-01-003-9142
NSN 5999-01-519-2442