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 6110-01-576-1531
NSN 4140-00-202-7649
NSN 5999-00-365-6583
NSN 5935-01-160-2293
NSN 5990-01-534-8609
NSN 5945-00-982-7441
NSN 5930-01-124-3513
NSN 6150-00-133-6650
NSN 5975-00-116-9646
NSN 5950-00-172-2691
NSN 5950-00-553-7344
NSN 6610-01-579-9476