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 2925-01-647-7225
NSN 6620-01-130-3139
NSN 5945-00-454-8329
NSN 6320-01-374-9924
NSN 5930-01-200-7482
NSN 6135-01-265-1384
NSN 5950-00-420-9390
NSN 5915-00-717-6494
NSN 5975-01-506-6210
NSN 5996-01-618-4515
NSN 5950-00-861-3849
NSN 6240-01-479-6650