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 6610-00-991-9453
NSN 6650-01-442-7893
NSN 5945-01-403-2800
NSN 6145-00-967-2837
NSN 6130-01-514-7668
NSN 6320-01-359-3921
NSN 6685-01-612-9572
NSN 4140-00-390-2373
NSN 5920-01-074-6865
NSN 6650-01-120-6231
NSN 5915-00-518-4656
NSN 6145-00-623-7224