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 5920-00-355-4735
NSN 5999-01-514-6278
NSN 4140-00-101-7903
NSN 4140-00-200-9082
NSN 5990-00-847-6957
NSN 6130-00-257-5599
NSN 7035-01-493-4173
NSN 6685-00-314-4566
NSN 4140-01-310-2654
NSN 6650-01-004-6702
NSN 6145-00-419-0550
NSN 5925-01-627-4505