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 4140-01-433-1192
NSN 5996-00-003-7957
NSN 5905-00-339-3761
NSN 6320-01-388-9450
NSN 5999-01-408-5261
NSN 5930-00-833-9808
NSN 6645-01-216-1956
NSN 6240-01-316-9882
NSN 4140-00-947-3918
NSN 5950-01-608-5667
NSN 5975-01-214-5209
NSN 6620-01-507-5283