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 5930-01-187-1999
NSN 6150-01-338-3602
NSN 5990-01-195-9400
NSN 5935-01-360-9403
NSN 6110-01-289-4689
NSN 6620-01-578-6562
NSN 5999-01-394-5927
NSN 5960-01-009-2579
NSN 5990-00-733-9262
NSN 6135-00-603-4859
NSN 6610-00-987-9716
NSN 5975-01-648-2592