Back
   2-56 UNC NC
Clear Hole = Drill ~ Probable Ø
  • Basic.086
  • +.001#44 (.086) ~ .087
  • +.004#43 (.089) ~ .090
  • +.009#42 (.0935) ~ .0945
Cut Tap % ~ Drill ~ Probable Ø
  • 68%#50 (.070) ~ .071
  • 55%#49 (.073) ~ .074
Form Tap % ~ Drill ~ Probable Ø
  • 65%#47 (.0785) ~ .0795
Socket Head Screw Size
  • Basic Head Height.083 - .086
  • Basic Head Diameter.134 - .140
General Data
  • Internal Hex Size5/64
  • Stress Area in Sq. In..0037