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 5998-01-161-1687
NSN 5975-00-633-8532
NSN 6650-01-406-5322
NSN 5998-01-146-6767
NSN 4140-00-728-8117
NSN 5910-01-492-6028
NSN 6145-00-466-4068
NSN 5996-01-443-6027
NSN 5855-01-352-7033
NSN 6610-01-464-3037
NSN 5905-01-448-9318
NSN 6650-01-314-9979