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 5990-01-362-4011
NSN 5999-01-096-8892
NSN 5996-00-433-6080
NSN 6320-01-422-1212
NSN 6135-01-470-4077
NSN 5915-01-188-6748
NSN 5996-00-686-8818
NSN 5905-01-615-8632
NSN 6685-00-615-0559
NSN 6650-01-510-4778
NSN 4140-01-487-6227
NSN 6145-00-648-2726