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 6650-01-320-0529
NSN 6610-01-151-9454
NSN 5905-01-201-3902
NSN 6135-00-027-3914
NSN 5985-01-527-7793
NSN 4140-01-261-2519
NSN 5998-01-068-0439
NSN 6240-00-918-2426
NSN 5920-01-081-1267
NSN 6620-01-462-0001
NSN 6610-01-518-1264
NSN 6220-01-422-3602