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 6685-01-149-2843
NSN 5910-00-578-1982
NSN 5930-01-552-7107
NSN 5950-00-155-4753
NSN 4140-00-241-0065
NSN 5915-00-887-6119
NSN 5930-00-289-4638
NSN 6145-01-531-3685
NSN 6135-00-715-4001
NSN 6320-00-004-9158
NSN 5960-01-047-4326
NSN 6610-01-506-0044