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.
NSN 6610-01-318-6713
NSN 5855-00-233-2366
NSN 5920-01-094-7284
NSN 5990-01-089-9694
NSN 6220-01-215-8627
NSN 5915-01-323-7154
NSN 5998-01-274-1604
NSN 5975-01-384-6063
NSN 6145-01-179-5389
NSN 6145-01-130-9585
NSN 5920-01-503-7235
NSN 6610-00-783-8786