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 5975-01-197-9435
NSN 6320-00-405-2348
NSN 5945-01-104-0898
NSN 5920-01-212-1536
NSN 4140-00-459-9045
NSN 6130-01-143-9825
NSN 5950-01-354-3227
NSN 5996-01-406-6647
NSN 5930-01-036-8330
NSN 5835-01-386-4027
NSN 2925-00-706-5902
NSN 5960-01-371-5494