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 6135-01-458-3851
NSN 4140-01-632-8177
NSN 6220-01-506-6066
NSN 2925-01-471-3365
NSN 5985-00-767-6315
NSN 5930-00-624-4923
NSN 2925-00-984-7525
NSN 5935-01-627-1439
NSN 5935-01-516-6883
NSN 5910-01-537-0532
NSN 6105-01-234-3545
NSN 5925-00-740-9996