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 6240-01-417-0808
NSN 5960-00-116-9989
NSN 5996-01-054-0079
NSN 5950-01-407-8221
NSN
NSN 5935-00-548-2190
NSN 5996-01-528-7850
NSN 6220-00-070-4256
NSN 6650-01-083-3707
NSN 6220-01-589-2855
NSN 5930-01-486-6750
NSN 6320-00-295-2854