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 6645-01-197-9090
NSN 5920-01-044-1869
NSN 5960-01-052-9577
NSN 5998-01-530-6158
NSN 6240-01-277-6510
NSN 6320-01-149-8865
NSN 7035-01-317-7186
NSN 5910-01-197-9101
NSN 6645-01-429-6768
NSN 5950-00-221-2538
NSN 6220-00-199-3453
NSN 5920-01-487-3700