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 6320-01-176-8367
NSN 6220-01-421-3335
NSN 6220-01-646-5501
NSN 6130-00-487-0584
NSN 5985-00-006-7692
NSN 5999-01-291-7771
NSN 6105-01-368-7864
NSN 5855-01-039-2859
NSN 5945-01-642-1312
NSN 5905-01-504-2659
NSN 5930-01-426-2848
NSN 5835-00-153-4100