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 6240-01-286-5509
NSN 5999-00-776-4543
NSN 5950-01-467-0394
NSN 6240-01-357-7182
NSN 6105-01-605-3555
NSN 4140-01-443-5866
NSN 6105-01-375-9993
NSN 6145-01-661-1305
NSN 6130-00-820-9611
NSN 5920-00-846-1027
NSN 6240-01-330-8126
NSN 6610-01-656-8198