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 5855-01-321-3881
NSN 5895-00-182-7544
NSN 5996-01-519-1293
NSN 5998-00-972-7134
NSN 6145-01-161-2668
NSN 6650-00-555-1061
NSN 5960-01-489-1510
NSN 5985-00-932-4257
NSN 5905-00-190-0137
NSN 4140-00-833-6239
NSN 6105-00-552-9260
NSN 6240-00-939-2641