The R-31-3 is a left-hand mounting flange for inch-series ball screws, designed to mount the ball nut assembly. It has a 1.000 square flange with a 1.130 diameter mounting face and a 0.975 inch bore. It features four 0.266 diameter thru-holes on a 2.090 inch B.C.D. for mounting, and includes a wiper seal interface. The flange dimensions and mounting configuration are consistent with the R-30-3 and R-32-3 right-hand variants.
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The R-31-3 is a left-hand mounting flange for inch-series ball screws, designed to mount the ball nut assembly. It has a 1.000 square flange with a 1.130 diameter mounting face and a 0.975 inch bore. It features four 0.266 diameter thru-holes on a 2.090 inch B.C.D. for mounting, and includes a wiper seal interface. The flange dimensions and mounting configuration are consistent with the R-30-3 and R-32-3 right-hand variants.
