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 6150-01-646-2181
NSN 6130-00-891-8800
NSN 6150-01-334-1394
NSN 5990-01-623-0082
NSN 5905-01-555-8077
NSN 5960-00-090-2991
NSN 6220-00-859-4909
NSN 5950-00-778-2374
NSN 5945-01-142-8050
NSN 5835-00-987-9341
NSN 5930-01-026-0427
NSN 4140-01-521-4577