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 5990-00-181-2220
NSN 6145-01-332-4553
NSN 5915-01-331-7496
NSN 6645-00-255-8182
NSN 5985-00-708-2193
NSN 5915-00-111-1905
NSN 6150-01-400-4211
NSN 5915-01-370-2247
NSN 6685-00-236-4443
NSN 6620-01-503-0817
NSN 5930-00-528-1918
NSN 6685-01-215-1204