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 5990-00-398-0507
NSN 5935-01-607-6277
NSN 5920-01-163-3973
NSN 5960-01-094-7569
NSN 4140-01-609-4585
NSN 6320-01-157-9076
NSN 5920-01-437-5916
NSN 2925-01-478-8191
NSN 5915-00-672-8741
NSN 6610-01-626-8139
NSN 5999-01-472-7679
NSN 6145-01-322-0489