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 4140-00-113-8215
NSN 6145-01-467-1797
NSN 6130-00-548-0315
NSN 5920-00-558-6792
NSN 5998-01-119-9314
NSN 5985-01-107-7408
NSN 6105-01-566-0740
NSN 5920-01-319-6790
NSN 6105-01-242-7969
NSN 6240-00-170-5302
NSN 6135-01-271-7151
NSN 6320-00-422-9006