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 4140-01-577-4193
NSN 6145-00-617-4032
NSN 6130-01-327-3261
NSN 6145-00-959-2868
NSN 6105-00-446-5787
NSN 6145-01-503-8534
NSN 6610-01-359-9962
NSN 6150-01-424-2633
NSN 5999-01-381-4243
NSN 6150-00-198-7395
NSN 5999-01-384-7560
NSN 6220-01-566-8982