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 4140-01-556-7400
NSN 5998-00-229-4666
NSN 4140-01-465-9478
NSN 5996-00-123-4826
NSN 6645-00-732-5425
NSN 6130-00-080-0506
NSN 6620-01-183-1900
NSN 6220-00-287-9939
NSN 5996-00-682-3841
NSN 6320-01-612-7035
NSN 6240-00-594-7138
NSN 5895-01-489-1528