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 6240-01-381-2149
NSN 5960-01-170-2258
NSN 5990-01-400-3299
NSN 6650-01-580-8897
NSN 6110-01-620-6559
NSN 6240-01-068-3491
NSN 5910-00-038-6902
NSN 6145-01-659-1910
NSN 6130-01-463-8672
NSN 5920-00-156-4482
NSN 6620-00-199-8734
NSN 5998-01-032-4950