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 5975-01-333-1303
NSN 5996-00-925-1953
NSN 6240-00-313-2515
NSN 5990-01-532-6113
NSN 5920-00-647-1065
NSN 6110-01-605-2037
NSN 6620-00-269-5168
NSN 5960-00-148-4493
NSN 5895-01-090-7564
NSN 6220-01-509-3536
NSN 6645-01-064-3711
NSN 5930-01-499-9870