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 4140-00-554-4050
NSN 6110-00-453-8971
NSN 5960-00-975-0560
NSN 5910-01-403-2812
NSN 5915-00-288-0071
NSN 4140-01-541-4286
NSN 6130-00-860-1076
NSN 6610-00-520-6193
NSN 6130-00-235-9970
NSN 6650-01-245-7642
NSN 5975-00-627-8853
NSN 5996-01-063-4290