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 6645-01-400-2119
NSN 5915-01-251-4986
NSN 6110-01-427-0161
NSN 5855-01-467-3802
NSN 6110-01-160-5257
NSN 5999-00-339-3005
NSN 5990-01-048-1056
NSN 6240-01-053-0666
NSN 6145-01-516-7726
NSN 6150-01-206-6492
NSN 5990-00-524-2293
NSN 2925-01-307-2637