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 5996-01-013-0432
NSN 5990-01-620-8768
NSN 6135-01-450-3781
NSN 6105-01-218-0654
NSN 6130-01-105-1649
NSN 6650-01-277-1858
NSN 5950-01-130-2577
NSN 5920-01-218-7859
NSN 5905-00-355-9960
NSN 5975-00-738-9066
NSN 4140-01-406-2993
NSN 5935-00-700-1002