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 5910-01-476-7272
NSN 5930-01-563-5932
NSN 6220-01-500-0740
NSN 4140-00-679-1577
NSN 6150-00-090-6982
NSN 5935-01-258-9612
NSN 6240-01-101-7362
NSN 5950-01-143-6271
NSN 5975-01-422-2033
NSN 5945-00-943-5803
NSN 5965-01-600-3283
NSN 6135-01-623-6992