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 5915-01-123-9956
NSN 5998-00-558-0748
NSN 6320-01-600-0787
NSN 5925-00-788-0368
NSN 6685-01-634-0611
NSN 5905-01-634-0595
NSN 6145-01-462-5112
NSN 5985-01-242-1507
NSN 5990-01-320-1412
NSN 5998-01-580-1588
NSN 5999-00-695-0339
NSN 5996-01-519-3843