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 5920-01-350-4426
NSN 5960-01-399-4327
NSN 5935-01-036-5391
NSN 6685-01-435-5158
NSN 6105-00-820-4511
NSN 6620-01-534-7180
NSN 6240-00-954-0124
NSN 4140-01-541-4286
NSN 5930-01-555-8484
NSN 6650-01-328-8363
NSN 5999-00-631-4382
NSN 6150-00-162-5503