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 6240-01-649-2171
NSN 6145-00-397-5950
NSN 5935-01-394-5187
NSN 5895-00-205-2924
NSN 5985-01-311-4149
NSN 5905-00-687-2121
NSN 7035-01-265-2301
NSN 5930-01-255-6331
NSN 6240-01-488-7927
NSN 5960-00-269-4762
NSN 6135-01-059-0069
NSN 5990-00-318-3990