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 6645-01-223-2402
NSN 6240-00-458-4662
NSN 5915-01-107-5851
NSN 5999-01-181-6529
NSN 5998-00-101-7749
NSN 6220-01-449-2014
NSN 5975-00-497-5431
NSN 6150-00-926-2964
NSN 5960-01-628-2760
NSN 6240-01-417-2976
NSN 4140-00-279-3148
NSN 5996-00-525-1777