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 6645-01-549-0935
NSN 6320-01-551-3553
NSN 5945-01-210-3801
NSN 5990-00-288-1820
NSN 6135-00-477-8847
NSN 5985-01-270-2817
NSN 5999-00-044-6631
NSN 6240-01-350-1578
NSN 6110-01-614-2574
NSN 6135-00-477-8847
NSN 5915-01-284-4050
NSN 5999-00-186-2471