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 5905-01-512-0242
NSN 5935-00-777-6892
NSN 5910-01-424-5204
NSN 6650-01-116-7784
NSN 5965-00-194-9875
NSN 6610-00-552-6332
NSN 5998-01-542-2291
NSN 4140-00-099-9205
NSN
NSN 6240-01-468-6408
NSN 6610-01-334-8883
NSN 6320-00-036-3688