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 6620-00-212-6921
NSN 5910-01-581-3527
NSN 5998-01-285-0444
NSN 5930-01-014-4406
NSN 5920-00-159-8582
NSN 6610-01-017-7725
NSN 6685-01-183-8096
NSN 5915-00-691-2702
NSN 5910-00-187-0032
NSN 5985-00-924-9110
NSN 5999-00-185-6032
NSN 4140-01-218-3391