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 6240-01-135-2949
NSN 6320-01-204-2922
NSN 6320-00-174-1362
NSN 5950-01-464-4196
NSN 6145-01-391-7763
NSN 5998-00-285-3186
NSN 5990-01-561-6949
NSN 5990-01-065-0492
NSN 5935-01-349-4911
NSN 5975-01-586-3470
NSN 5930-00-197-5907
NSN 5960-00-264-4446