0.5078" overall width 1.1807" bore diameter cadmium plate spherical dia qq-p-416 cl 2 type 2, stabilized for operation at M65 deg f to 300 deg f above zero, lubricated 1.5 porm 0.2 grams full non-loading groove, non-separable
Used on acft eng j-57,tf-33. 0.9950" overall width 4.3304" bore diameter xthree points on land riding surf out of round equally spaced 120 degrees apart; engineering critical; cage silver plated 0.0010-0.0020 thk per ams 2412 on land riding surf non-loading groove, non-separable