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 6220-01-523-9038
NSN 6110-01-362-8191
NSN 6620-01-588-9278
NSN 6130-00-141-5362
NSN 5920-00-753-5113
NSN 6145-01-552-7133
NSN 2925-01-532-8445
NSN 6645-01-096-4270
NSN 5950-01-561-7346
NSN 5990-01-328-8225
NSN 5990-01-303-0564
NSN 6220-01-391-7561