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 6620-00-163-8793
NSN 6145-01-012-2823
NSN 6620-01-383-7519
NSN 6645-00-244-0359
NSN 5975-01-484-9694
NSN 5996-00-270-0340
NSN 5999-01-224-5090
NSN 5930-00-136-8035
NSN 5905-00-960-0126
NSN 4140-01-386-5630
NSN 5915-01-087-8923
NSN 4140-01-641-8698