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 5998-01-597-2280
NSN 5950-01-031-5076
NSN 5996-00-130-5376
NSN 6150-00-707-8804
NSN 5915-01-032-4892
NSN 5998-00-863-0202
NSN 5920-01-090-2445
NSN 5950-00-134-8199
NSN 5905-00-308-8330
NSN 6610-01-173-6323
NSN 4140-01-143-7784
NSN 6240-01-586-0275