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 6110-01-183-0739
NSN 6620-01-601-4314
NSN 4140-00-910-3425
NSN 5895-01-460-2969
NSN 5855-01-156-0417
NSN 6645-00-358-7379
NSN 5935-01-099-4991
NSN 5905-01-267-7809
NSN 5925-01-097-1748
NSN 5935-01-086-9830
NSN 5915-01-533-9982
NSN 6240-01-207-8056