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 5855-01-451-2992
NSN 5950-00-331-5105
NSN 6220-01-459-1999
NSN 5910-01-431-6828
NSN 5905-01-357-7271
NSN 5855-00-361-0167
NSN 6220-01-634-0660
NSN 6650-00-908-6358
NSN 5996-01-400-3558
NSN 6240-00-533-1493
NSN 5975-00-239-5571
NSN 6650-01-158-5099