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 5920-01-132-4059
NSN 5915-01-366-0031
NSN 4140-01-494-3714
NSN 6220-01-480-9536
NSN 6240-00-986-8814
NSN 5990-01-311-4762
NSN 5905-01-563-1087
NSN 6240-00-209-1883
NSN 6130-00-494-7332
NSN 5905-01-421-0386
NSN 6220-01-382-2696
NSN 6645-00-230-4396