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 5935-00-104-7528
NSN 5835-01-547-6892
NSN
NSN 5835-01-250-2939
NSN 5996-00-498-4416
NSN 5975-01-053-8308
NSN 5999-00-661-0954
NSN 5999-00-096-4504
NSN 6610-01-276-7766
NSN 5990-01-195-0593
NSN 4140-01-528-8364
NSN 6240-00-591-6836