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 5920-00-040-2923
NSN 5895-01-548-7725
NSN 4140-01-365-8215
NSN 6620-01-527-0664
NSN 6110-01-027-0656
NSN 5925-01-268-1826
NSN 6220-00-165-7095
NSN 6610-01-409-1781
NSN 6130-01-608-5866
NSN 5905-01-297-5575
NSN 6130-01-658-8251
NSN 5920-01-172-9978