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 5915-01-472-7169
NSN 5985-01-023-8804
NSN 6610-00-890-9099
NSN 5910-01-462-0081
NSN 7035-00-020-2227
NSN 5915-00-462-3748
NSN 6240-01-583-2575
NSN 6650-00-891-6330
NSN 6145-00-357-5010
NSN 6220-00-932-4992
NSN 4140-01-422-5897
NSN 6105-01-523-5894