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 5930-00-297-7264
NSN 5990-00-860-9207
NSN 6620-01-659-8887
NSN 5925-00-612-7159
NSN 6650-00-011-3435
NSN 6620-01-166-9507
NSN 5999-00-280-1706
NSN 5835-00-761-5615
NSN 6645-00-456-0080
NSN 6110-01-476-4708
NSN 7035-01-522-7869
NSN 6220-01-286-2292