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 5920-00-802-0666
NSN 5999-00-821-7377
NSN 5915-01-299-7843
NSN 5910-01-479-3599
NSN 6320-01-536-3077
NSN 6130-01-658-8620
NSN 6610-01-442-3509
NSN 5990-00-842-6949
NSN 6685-01-577-8061
NSN 5999-01-649-8811
NSN 6610-01-253-9180
NSN 5915-01-411-5355