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 4140-01-056-4453
NSN 5935-00-066-9566
NSN 5975-01-205-3607
NSN 5935-00-625-2532
NSN 5975-01-472-6177
NSN 5835-01-515-6537
NSN 5895-01-264-7724
NSN 6620-01-128-2390
NSN 6240-01-246-8213
NSN 5990-00-752-2126
NSN 5895-01-537-1652
NSN 5998-01-580-0933