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 5910-00-752-5902
NSN 5920-00-908-1929
NSN 5935-01-524-3332
NSN 5990-01-487-0871
NSN 5835-00-841-2650
NSN 5910-00-914-9960
NSN 5950-01-434-8458
NSN 5996-00-971-6838
NSN 5910-01-426-8741
NSN 4140-00-648-3303
NSN 5930-00-530-5193
NSN 7035-00-849-5526