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 5935-01-133-3731
NSN 5905-01-395-2524
NSN 5990-00-254-4825
NSN 6610-00-484-2662
NSN 5998-01-199-0230
NSN 6145-01-579-2033
NSN 5945-01-113-7250
NSN 5930-01-502-8847
NSN 5950-00-894-3904
NSN 5945-01-014-8566
NSN 6650-01-609-1993
NSN 5950-00-932-5595