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 4140-01-194-4101
NSN 6130-01-634-0603
NSN 5945-01-037-2158
NSN 5975-01-541-4972
NSN 6610-01-011-0296
NSN 6620-01-415-5803
NSN 5855-00-055-1694
NSN 5999-00-284-8403
NSN 5990-01-223-9414
NSN 6685-00-071-4001
NSN 6685-01-532-8927
NSN 5920-01-245-3584