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 6145-00-674-1807
NSN 6240-00-255-0163
NSN 5996-00-186-8709
NSN 6610-01-512-8154
NSN 6650-01-260-1216
NSN 6130-00-293-4714
NSN 5855-00-167-7893
NSN 6320-01-029-4220
NSN 6645-01-497-6543
NSN 6685-01-259-1085
NSN 5990-01-157-0441
NSN 6150-01-400-4211