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 5990-01-218-1821
NSN 5930-00-150-2333
NSN 5835-01-544-5183
NSN 4140-00-501-7833
NSN 5930-00-845-5228
NSN 5905-00-204-7754
NSN 5990-00-490-3786
NSN 6610-01-219-6255
NSN 5895-00-708-2116
NSN 5999-01-514-2553
NSN 5930-00-075-0515
NSN 6130-00-100-0175