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 5975-00-733-5988
NSN 6320-00-284-1524
NSN 5999-01-444-5141
NSN 5965-01-633-8849
NSN 5930-00-343-8832
NSN 5960-00-724-5787
NSN 2925-01-424-0235
NSN 6620-01-542-5569
NSN 6150-01-549-2684
NSN 5915-01-217-3416
NSN 4140-00-407-1326
NSN 6645-01-005-3542