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 5905-01-137-2257
NSN 6220-00-460-0615
NSN 5998-01-365-6294
NSN 5905-01-139-7447
NSN 5935-00-945-6719
NSN 6645-00-849-4429
NSN 5945-01-170-7630
NSN 5910-01-055-3831
NSN 6105-01-197-0436
NSN 5985-00-595-8633
NSN 5998-01-450-9934
NSN 2925-01-433-8915