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 5990-00-108-5400
NSN 5990-01-338-9697
NSN 6220-01-472-4359
NSN 6110-01-457-0887
NSN 5905-00-845-1723
NSN 5975-01-069-1381
NSN 5905-01-237-2582
NSN 6240-01-100-3696
NSN 5975-01-208-6233
NSN 5920-01-424-6800
NSN 5996-01-573-6931
NSN 6620-01-391-1920