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 4140-01-422-4171
NSN 5975-01-435-4279
NSN 5998-00-873-3164
NSN 6145-00-581-1622
NSN 5999-00-494-7797
NSN 5999-01-208-2931
NSN 5935-01-615-3226
NSN 5930-01-254-8801
NSN 5895-00-387-4901
NSN 5920-00-590-4192
NSN 6645-01-373-2262
NSN 6610-01-010-7108