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 6320-01-573-6490
NSN 5920-00-878-2753
NSN 5985-01-585-7111
NSN 6620-01-646-0105
NSN 6240-01-205-6969
NSN 7035-01-193-2667
NSN 6150-01-508-3673
NSN 5996-01-141-6916
NSN 5990-00-767-0893
NSN 5998-00-957-1795
NSN 5975-01-012-2486
NSN 6320-00-004-9158