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 6220-00-498-2989
NSN 5975-01-658-9032
NSN 5999-01-248-1996
NSN 6220-01-170-0694
NSN 5999-01-490-5835
NSN 5905-00-281-5442
NSN 5835-01-242-9806
NSN 6610-00-281-9516
NSN 6320-00-186-6452
NSN 5855-00-079-2370
NSN 5960-01-628-2760
NSN 6320-01-343-8191