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 5905-00-902-5817
NSN 5910-01-537-4826
NSN 6220-01-411-5629
NSN 5855-01-442-6413
NSN 6685-01-524-6011
NSN 6135-00-753-2276
NSN 6685-00-269-4895
NSN 6645-01-394-5149
NSN 6130-00-883-4797
NSN 5945-01-166-3131
NSN 5999-00-957-7765
NSN 5996-00-721-2194