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 5925-01-062-7973
NSN 5915-00-615-6146
NSN 2925-01-459-8093
NSN 4140-00-541-1938
NSN 5930-00-110-4952
NSN 6610-01-433-7899
NSN 5950-00-132-0128
NSN 6320-01-019-1028
NSN 5965-01-251-4381
NSN 5945-01-224-0112
NSN 5985-00-161-5124
NSN 5920-01-415-2878