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 5835-01-386-4027
NSN 5975-01-338-9486
NSN 6135-00-643-4843
NSN 5999-01-318-1083
NSN 5920-00-153-6941
NSN 5910-01-458-8974
NSN 5925-00-271-8836
NSN 5835-01-314-2781
NSN 6320-01-103-6218
NSN 5920-00-932-9615
NSN 6145-01-006-4046
NSN 4140-01-518-5516