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 4140-01-592-3151
NSN 6610-01-141-9979
NSN 2925-00-890-9837
NSN 4140-00-456-0902
NSN 5945-01-112-0327
NSN 7035-00-946-2642
NSN 6650-01-433-7729
NSN 7035-00-803-3056
NSN 6320-01-106-4414
NSN 5999-00-419-6202
NSN 5990-01-363-5728
NSN 5990-01-182-5913