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 5996-01-100-7657
NSN 5999-01-435-8850
NSN 5990-00-093-6794
NSN 6135-00-809-2148
NSN 6110-00-477-0006
NSN 6110-00-174-1653
NSN 5945-00-597-1677
NSN 6135-01-394-4160
NSN 4140-00-150-8265
NSN 6150-01-340-5493
NSN 6130-01-421-8304
NSN 6320-01-177-3192