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 4140-01-167-4399
NSN 6150-01-123-3982
NSN 4140-01-502-4457
NSN 5935-00-825-1241
NSN 6105-00-657-8098
NSN 5910-00-949-7508
NSN 6685-01-417-1807
NSN 5996-01-052-4027
NSN 6220-00-523-0182
NSN 5895-01-447-3843
NSN 2925-01-560-4123
NSN 5990-00-284-0537