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 6130-01-451-4256
NSN 6220-01-589-2855
NSN 6320-01-279-0343
NSN 5965-00-647-3972
NSN 5985-01-089-7225
NSN 5915-00-645-7600
NSN 6650-01-647-1086
NSN 5915-00-232-2942
NSN 5915-01-378-7170
NSN 5915-01-491-6280
NSN 5920-01-433-1376
NSN 6620-00-316-2167