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 4140-01-509-9256
NSN 5915-00-859-2521
NSN 6105-00-807-0713
NSN 5999-01-195-3139
NSN 7035-01-243-8523
NSN 5920-00-203-5938
NSN 6610-01-555-8364
NSN 4140-01-083-5870
NSN 5915-00-197-8610
NSN 6145-00-835-2200
NSN 6220-00-216-9504
NSN 6240-01-409-2465