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 4140-00-597-5260
NSN 5996-01-508-4599
NSN 6130-01-523-9067
NSN 5985-01-634-0635
NSN 5975-01-356-7368
NSN 6240-00-101-0008
NSN 6130-01-205-8119
NSN 5905-00-510-0613
NSN 5905-01-274-5648
NSN 6220-00-008-7508
NSN 5975-01-275-2767
NSN 5990-01-287-1682