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 5930-01-199-2564
NSN 4140-00-179-3977
NSN 2925-01-089-6269
NSN 6105-01-634-0322
NSN 6240-00-617-9599
NSN 5910-00-637-2609
NSN 6650-01-176-6143
NSN 6145-01-310-0283
NSN 5925-01-075-4598
NSN 5925-00-611-4120
NSN 6135-01-630-7662
NSN 5920-00-106-5751