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 6145-01-551-7902
NSN 6145-00-185-9962
NSN 4140-00-435-5607
NSN 5935-01-335-3453
NSN 5950-00-970-2049
NSN 5930-01-541-4741
NSN 7035-01-143-0355
NSN 5915-01-190-9476
NSN 5935-01-323-7118
NSN 5996-01-430-7180
NSN 4140-00-478-0056
NSN 5996-01-633-7979