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 6240-00-308-9456
NSN 4140-00-846-4786
NSN 2925-01-658-4470
NSN 5930-00-187-5146
NSN 5855-01-160-3802
NSN 5935-01-367-7186
NSN 6135-00-726-4142
NSN 2925-01-197-5432
NSN 5990-01-337-4584
NSN 5945-01-159-6619
NSN 5855-01-180-5369
NSN 5990-01-620-6736