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 5990-01-507-7495
NSN 5960-01-442-7950
NSN 5905-01-384-3852
NSN 5910-01-278-8504
NSN 5855-01-384-4914
NSN 6145-01-508-3176
NSN 6240-01-627-0968
NSN 5930-01-334-5690
NSN 5960-00-553-4961
NSN 6320-00-682-3448
NSN 6620-00-506-0112
NSN 6620-00-628-2150