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 5930-01-145-8741
NSN 5965-00-938-2814
NSN 5975-01-611-6742
NSN 4140-01-195-6489
NSN 2925-01-623-9285
NSN 6240-00-880-8700
NSN 6610-01-386-7542
NSN 5935-00-410-4293
NSN 5960-01-632-6576
NSN 6145-00-752-2562
NSN 6150-01-090-9472
NSN 5999-00-425-9915