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 5990-01-189-3201
NSN 5915-01-203-7193
NSN 6645-01-343-6077
NSN 6650-01-485-2351
NSN 6610-01-416-2738
NSN 4140-01-267-5137
NSN 4140-01-463-8749
NSN 5975-01-264-1720
NSN 5895-01-510-4628
NSN 7035-00-763-6180
NSN 5920-01-195-3859
NSN 6620-01-289-8486