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 4140-01-473-4246
NSN 5835-01-263-1293
NSN 5925-01-265-0314
NSN 6240-01-449-0746
NSN 6620-01-244-3427
NSN 5990-01-167-3030
NSN 6620-01-487-2509
NSN 6145-00-275-4046
NSN 5998-01-234-2363
NSN 5999-00-203-5573
NSN 6645-01-641-1575
NSN 5895-01-227-8491