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 5996-00-132-4203
NSN 5935-00-477-5353
NSN 2925-01-497-9381
NSN 5990-01-630-0456
NSN 6130-01-376-7311
NSN 6620-00-401-8489
NSN 4140-01-641-0080
NSN 5990-00-882-4123
NSN 5855-01-331-8502
NSN 2925-01-620-9673
NSN 6105-00-707-5962
NSN 6105-00-135-2180