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 5910-00-688-8702
NSN 5855-00-058-1293
NSN 6105-01-182-4951
NSN 5905-00-344-8379
NSN 4140-00-954-4695
NSN 6320-00-368-2803
NSN 6685-01-575-7335
NSN 5965-01-037-8333
NSN 6145-01-182-5678
NSN 6220-00-526-7639
NSN 6645-01-371-6856
NSN 4140-01-087-2100