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 6130-01-412-0791
NSN 5998-00-459-8098
NSN 4140-00-217-2619
NSN 6320-01-495-0512
NSN 5998-01-039-1220
NSN 5925-01-634-0664
NSN 6320-01-459-6992
NSN 6105-01-228-4479
NSN 2925-01-123-2235
NSN 5975-01-332-6382
NSN 6145-01-352-0703
NSN 5996-00-516-9281