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 6220-00-807-3432
NSN 6240-01-425-1659
NSN 5999-00-717-7498
NSN 6320-00-405-2348
NSN 6135-00-087-5300
NSN 5998-01-541-8547
NSN 4140-01-269-8378
NSN 5925-01-069-6042
NSN 5910-00-876-2545
NSN 6220-00-916-9766
NSN 5835-01-408-7576
NSN 7035-00-574-4223