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 5855-01-498-4949
NSN 6150-01-526-0761
NSN 5999-01-233-4588
NSN 5855-00-821-7512
NSN 6610-01-447-2560
NSN 5910-01-267-4752
NSN 6105-01-642-2709
NSN 4140-00-577-3512
NSN 5855-00-411-8688
NSN 6145-00-426-5124
NSN 6135-00-948-7061
NSN 5910-00-135-5047