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 6645-01-029-8528
NSN 6220-01-431-7319
NSN 5945-01-519-3564
NSN 7035-01-433-9705
NSN 5975-01-143-3956
NSN 5965-00-417-8182
NSN 5998-01-263-0616
NSN 6620-00-146-3465
NSN 6650-01-595-6102
NSN 5935-01-446-2856
NSN 5990-01-631-5537
NSN 5925-01-542-6451