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 6240-01-174-5646
NSN 6110-01-576-8618
NSN 4140-01-177-4776
NSN 5996-01-628-2962
NSN 6650-01-032-1786
NSN 7035-00-205-1932
NSN 5895-01-104-4410
NSN 7035-00-870-0290
NSN 6610-00-686-1557
NSN 6620-00-902-5090
NSN 5999-01-565-4638
NSN 5960-01-383-6262