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 6685-00-765-8283
NSN 5990-01-196-2953
NSN 5920-01-298-8373
NSN 6150-00-879-0995
NSN 5895-01-502-8387
NSN 5910-00-327-0983
NSN 5950-00-710-5779
NSN 6220-01-609-7059
NSN 6110-00-489-3813
NSN 6650-01-308-6954
NSN 5999-00-432-6692
NSN 4140-00-438-2485