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 5990-01-215-5997
NSN 5895-00-596-8678
NSN 5930-01-658-7556
NSN 6130-01-083-5205
NSN 5960-01-025-9388
NSN 6620-00-067-4946
NSN 5965-01-440-1213
NSN 5920-00-314-6870
NSN 4140-01-471-7193
NSN 5855-01-447-3137
NSN 5990-01-421-3325
NSN 5920-01-050-2471