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 5920-00-727-9093
NSN 5925-01-285-8836
NSN 5945-01-029-2516
NSN 5975-01-604-0297
NSN 6110-01-515-9937
NSN 6130-00-826-8284
NSN 6620-00-948-6751
NSN 6240-01-429-9002
NSN 6130-01-072-2511
NSN 7035-00-756-4374
NSN 5920-00-276-8657
NSN 4140-01-043-8556