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 5915-01-215-2159
NSN 5930-01-344-0841
NSN 5905-00-938-3528
NSN 6610-00-170-6715
NSN 5975-00-191-2884
NSN 5975-00-518-0780
NSN 4140-01-456-9471
NSN 5990-01-040-0193
NSN 5895-01-550-7539
NSN 6150-01-420-3374
NSN 5998-01-550-9808
NSN 6135-01-551-0562