An exemplary embodiment of the present invention is a gas turbine engine rotor component such a disk and, more particularly, a turbine disk suitable for use in {HEAD ~ a hot section} of {TAIL ~ a gas turbine engine} 
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An exemplary embodiment of the present invention is a gas turbine engine rotor component such a disk and , more particularly , a turbine disk suitable for use in { HEAD ~ a hot section } of { TAIL ~ a gas turbine engine }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL