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 5915-01-474-4210
NSN 5975-01-559-1092
NSN 6150-00-238-3720
NSN 5935-00-752-0349
NSN 6320-01-425-1417
NSN 5925-01-211-7745
NSN 6620-01-185-2524
NSN 5855-01-512-1926
NSN 6685-00-464-0853
NSN 5960-01-523-9098
NSN 7035-00-140-3070
NSN 6105-00-342-6314