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 6645-01-200-5289
NSN 5905-01-625-6535
NSN 5920-00-860-0456
NSN 4140-01-343-7133
NSN 5895-01-202-8097
NSN 6110-00-888-3009
NSN 6150-01-134-0176
NSN 6620-00-527-9280
NSN 5985-01-507-7467
NSN 5960-01-536-9763
NSN 5996-01-287-4427
NSN 6150-00-935-5239