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 4140-01-250-2600
NSN 6650-01-014-5990
NSN 5930-01-031-1525
NSN 5935-00-781-4629
NSN 6105-00-690-2061
NSN 5985-01-096-5284
NSN 4140-00-626-1277
NSN 6650-01-428-9958
NSN 5935-01-447-3338
NSN 5915-01-076-4538
NSN 6650-01-131-8626
NSN 6320-01-291-4870