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 6320-00-456-0836
NSN 4140-01-624-6592
NSN 5998-01-518-0988
NSN 6105-01-549-7398
NSN 5915-01-300-3401
NSN 5905-01-195-7200
NSN 6240-01-466-7588
NSN 5945-00-529-0409
NSN 6240-01-224-6941
NSN 5905-00-161-7355
NSN 5990-01-633-9503
NSN 5999-01-266-9939