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 4140-01-547-1851
NSN 6610-01-624-2561
NSN 7035-01-193-2667
NSN 4140-01-211-0957
NSN 5920-01-010-2920
NSN 5985-01-116-4529
NSN 7035-00-215-3272
NSN 5905-00-725-1129
NSN 5998-01-398-9796
NSN 5975-01-020-7869
NSN 4140-01-140-0966
NSN 6240-01-343-2035