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 5905-00-529-0508
NSN 6620-01-223-2441
NSN 6150-01-067-7107
NSN 7035-00-055-9778
NSN 5925-01-178-5210
NSN 2925-00-311-0825
NSN 6110-00-856-0048
NSN 6610-00-081-2229
NSN 5925-00-356-8007
NSN 5996-01-483-2847
NSN 4140-01-462-5901
NSN 6110-01-242-9573