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 5998-01-131-2153
NSN 6130-01-590-0893
NSN 5999-01-365-5686
NSN 5990-01-413-2405
NSN 5855-01-039-2859
NSN 6135-01-278-9717
NSN 7035-00-523-7492
NSN 6105-01-104-0846
NSN 4140-01-074-9508
NSN 5985-01-465-0804
NSN 5910-00-628-1624
NSN 6650-00-163-9554