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 6320-01-149-2808
NSN 4140-01-482-0163
NSN 5930-00-318-9133
NSN 5910-01-350-6685
NSN 6620-01-226-4065
NSN 5965-01-462-4079
NSN 5998-01-556-9075
NSN 6610-01-076-4800
NSN 5915-00-617-9477
NSN 6610-01-633-8931
NSN 6240-00-187-4306
NSN 6130-01-302-3653