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 6645-01-157-9080
NSN 4140-00-621-9226
NSN 5905-01-509-8344
NSN 6645-01-424-1540
NSN 5895-00-487-3321
NSN 5999-00-914-1774
NSN 5920-01-534-7042
NSN 5920-01-554-4099
NSN 6130-01-227-5538
NSN 6620-00-882-2479
NSN 5960-01-500-6615
NSN 5835-01-414-3258