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 5990-00-519-5758
NSN 6135-01-222-0703
NSN 6110-01-163-2953
NSN 5975-00-394-9561
NSN 5855-01-149-4110
NSN 2925-01-460-1601
NSN 5915-00-096-7330
NSN 5935-00-554-0244
NSN 5975-01-371-1821
NSN 5945-01-454-5837
NSN 5975-01-538-0232
NSN 4140-01-429-9060