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 5915-00-371-8402
NSN 6240-01-400-0570
NSN 5999-01-428-1662
NSN 5996-01-011-3803
NSN 5895-01-531-7679
NSN 5998-01-390-8357
NSN 5945-01-391-3745
NSN 5855-01-180-5369
NSN 5945-01-447-2622
NSN 5855-01-417-3250
NSN 6620-01-381-8958
NSN 6110-00-734-4692