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 4140-01-435-7515
NSN 7035-01-520-7243
NSN 6320-01-407-8663
NSN 6320-01-631-7828
NSN 6145-01-507-7336
NSN 5990-01-249-2060
NSN 6130-01-435-5549
NSN 5925-00-350-4478
NSN 5985-01-151-9375
NSN 6135-01-502-8771
NSN 5930-00-581-1437
NSN 6150-01-437-9006