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 6145-01-450-4987
NSN 2925-01-133-8128
NSN 6240-00-189-2762
NSN 5835-00-393-1996
NSN 5920-01-233-8373
NSN 5960-01-278-9394
NSN 4140-01-137-5936
NSN 5895-00-325-1737
NSN 6645-01-094-8917
NSN 5925-01-284-4215
NSN 5998-01-192-5393
NSN 6620-01-494-9858