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 2925-00-054-3550
NSN 5960-00-833-7438
NSN 5930-01-050-5423
NSN 4140-00-215-0313
NSN 5895-01-063-1693
NSN 5915-01-302-8985
NSN 5920-01-365-9930
NSN 5905-00-955-1870
NSN 5985-01-607-7109
NSN 6130-01-634-0603
NSN 6150-01-099-5801
NSN 5950-00-199-7652