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 2925-01-156-9570
NSN 6130-01-443-0970
NSN 5950-01-641-6918
NSN 5915-01-057-9688
NSN 5950-00-178-0362
NSN 5990-00-905-6472
NSN 5950-01-574-3784
NSN 6620-01-589-5411
NSN 5996-01-320-5516
NSN 5855-01-178-8732
NSN 5935-01-332-1144
NSN 5960-01-185-9884