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 4140-01-470-4886
NSN 5930-00-389-9275
NSN 5945-01-500-6983
NSN 5950-00-069-1128
NSN 7035-00-152-6485
NSN 5998-00-594-0357
NSN 5935-01-106-2397
NSN 5996-01-320-5100
NSN 6150-00-675-1307
NSN 7035-01-213-5590
NSN 5960-01-458-7999
NSN 6620-00-900-3986