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 6240-01-590-7275
NSN 6135-01-513-3581
NSN 5925-00-647-3469
NSN 6130-01-433-2215
NSN 6645-00-607-8413
NSN 5915-00-279-2973
NSN 6110-01-435-5441
NSN 6220-00-704-9823
NSN 6645-01-127-6252
NSN 5990-00-984-3661
NSN 5930-01-062-4261
NSN 5990-01-147-5225