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 6220-01-276-7132
NSN 4140-00-552-7370
NSN 5960-01-142-6981
NSN 5950-01-235-6702
NSN 6620-00-464-6105
NSN 5996-01-078-8440
NSN 6105-01-034-2131
NSN 6145-01-362-5508
NSN 5855-01-590-4576
NSN 5935-01-421-6808
NSN 5835-01-259-0859
NSN 6130-01-412-2131