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 4140-01-133-6446
NSN 5855-01-478-6583
NSN 6130-00-401-1553
NSN 6650-01-499-4381
NSN 5996-00-009-2478
NSN 6610-00-081-2365
NSN 5835-01-391-4556
NSN 6110-00-980-9292
NSN 6110-01-468-5955
NSN 5930-00-168-4444
NSN 6135-00-983-9187
NSN 6145-01-077-7241