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 6145-01-566-6115
NSN 4140-00-431-3830
NSN 6610-01-302-6347
NSN 6145-00-548-7195
NSN 6320-01-056-1164
NSN 6685-00-534-3036
NSN 5925-01-500-1352
NSN 5915-01-587-2913
NSN 5975-00-543-1195
NSN 5935-01-467-1323
NSN 5960-01-570-8605
NSN 6135-01-555-4283