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 7035-01-592-7756
NSN 5930-01-609-6824
NSN 6610-01-358-1161
NSN 7035-01-324-3839
NSN
NSN 2925-01-103-1241
NSN 5925-01-147-5725
NSN 6320-00-937-5625
NSN 6620-01-360-4725
NSN 5935-00-953-8659
NSN 5935-01-658-2731
NSN 5990-01-024-9659