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 5925-01-193-0171
NSN 6145-01-487-6936
NSN 6650-01-349-9198
NSN 5930-01-232-6514
NSN 6110-01-495-1158
NSN 5945-01-350-3582
NSN 5990-01-432-4249
NSN 5998-01-007-7231
NSN 6220-00-077-3162
NSN 5965-00-513-1352
NSN 4140-01-050-8096
NSN 6620-01-252-9626