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 6220-01-054-0331
NSN 6135-01-502-5787
NSN 6610-00-846-4525
NSN 4140-01-556-2206
NSN 6220-01-507-5946
NSN 5999-00-297-3934
NSN 5945-01-529-6523
NSN 5999-01-284-7430
NSN 5855-01-465-2245
NSN 7035-01-576-8156
NSN 5895-01-587-4378
NSN 5835-01-302-6844