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 6150-01-511-0331
NSN 5985-00-518-1748
NSN 6105-00-553-1458
NSN 5930-01-060-8769
NSN 5990-01-076-8901
NSN 6610-01-587-6068
NSN 5999-01-494-8356
NSN 5855-00-408-2611
NSN 7035-01-473-7582
NSN 5985-01-350-4316
NSN 5985-01-248-6896
NSN 2925-01-569-3795