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 6685-01-157-6932
NSN 5999-01-391-9479
NSN 5920-01-552-1183
NSN 5910-01-371-3110
NSN 5855-00-089-3974
NSN 5996-01-423-8267
NSN 4140-00-058-1355
NSN 5915-00-712-1485
NSN 5975-00-185-5243
NSN 5855-01-462-0495
NSN 5905-00-205-2595
NSN 6620-01-137-4228