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 5920-00-988-3533
NSN 5999-01-533-6340
NSN 6610-01-431-0735
NSN 2925-00-008-5485
NSN 5960-00-409-3221
NSN 5950-01-505-9406
NSN 6650-00-071-3102
NSN 5945-00-132-7892
NSN 2925-00-431-9369
NSN 5910-01-409-2852
NSN 5990-01-395-4194
NSN 5895-00-490-0104