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 5930-01-153-2667
NSN 5985-01-174-0622
NSN 5915-01-545-1501
NSN 6145-00-997-7051
NSN 6105-01-130-4089
NSN 6320-00-139-1090
NSN 5920-00-168-9138
NSN 5855-00-411-8688
NSN 5990-01-324-7529
NSN 5999-00-905-5296
NSN 6645-01-612-6885
NSN 6650-00-028-2218