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 4140-01-388-9958
NSN 6135-00-368-5578
NSN 6240-01-500-2542
NSN 5999-01-483-0664
NSN 6110-01-322-8514
NSN 5996-00-452-2187
NSN 5835-01-328-6626
NSN 6320-01-558-2141
NSN 6610-00-398-9673
NSN 5855-01-254-3110
NSN 5905-00-111-8468
NSN 5998-01-533-8594