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 5920-01-121-6056
NSN 5960-01-058-1074
NSN 6110-01-355-7450
NSN 6135-00-170-8819
NSN 5975-00-820-9144
NSN 5930-01-218-4533
NSN 5930-01-510-6508
NSN 6320-00-242-3300
NSN 6105-01-056-5258
NSN 6130-00-113-4558
NSN 5835-01-312-4446
NSN 6135-01-341-9814