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 5905-01-187-6756
NSN 6320-00-937-5625
NSN 6650-00-587-6917
NSN 5998-00-191-4877
NSN 6220-01-586-3218
NSN 5910-01-337-3330
NSN 5935-01-275-9303
NSN 5910-00-246-3561
NSN 2925-01-424-0235
NSN 5960-01-423-4240
NSN 5925-01-349-4210
NSN 5999-01-648-0972