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 5990-01-641-0123
NSN 6645-00-023-8386
NSN 5945-00-755-8219
NSN 7035-00-408-8170
NSN 5996-00-007-8510
NSN 6645-01-390-6520
NSN 6130-00-081-2186
NSN 5930-00-055-9642
NSN 6320-00-593-0379
NSN 5945-01-657-2526
NSN 6650-00-575-7487
NSN 6145-00-226-4468