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 5975-01-161-1409
NSN 5915-01-343-2628
NSN 5960-01-301-3315
NSN 5910-01-381-1284
NSN 6130-00-606-8629
NSN 4140-00-388-6829
NSN 5950-00-186-0682
NSN 6130-01-630-0682
NSN 6135-01-180-9611
NSN 5985-01-132-1304
NSN 5999-01-501-0694
NSN 5998-00-728-3637