Page 59 of Ball Screws by RBC Bearings

13.2 rs series inch external ball return optional flange continued k2 45° k2 60° afbk1 fig 1 e k2 45° fig 2 k1 dchj type f k1 fig 3 i e max f max g max 0.468 0.665 0.667 0.667 0.787 0.787 0.797 0.917 0.959 0.983 0.983 1.191 1.190 1.185 1.185 1.191 1.200 1.199 1.281 1.576 1.576 1.916 1.733 1.564 1.566 1.737 1.737 2.010 2.010 2.330 2.545 2.371 2.381 3.356 0.55r 0.85r 0.86r 0.83r 0.80r 0.80r 0.80r 0.94r 0.90r 1.06r 1.06r 1.12r 1.05r 1.09r 1.08r 1.12r 1.17r 1.10r 1.22r 1.68r 1.68r 1.61r 1.53r 1.93r 1.88r 1.96r 1.96r 2.27r 2.27r 2.29r 2.48r 2.77r 2.66r 3.34r 0.50 0.50 0.46 0.46 0.50 0.50 0.50 0.50 0.50 0.50 0.50 h v threads 11/16-24 unef-2a 11/16-24 unef-2a 15/16-16 un-2a 15/16-16 un-2a 15/16-16 un-2a 15/16-16 un-2a 15/16-16 un-2a 15/16-16 un-2a 1.173-18 uns-3a 1.173-18 uns-3a 1 1/4-16 un-2a 1 1/4-16 un-2a 1 9/16-18 unef-2a 1 9/16-18 unef-2a 1 9/16-18 unef-2a 1 9/16-18 unef-2a 1 9/16-18 unef-2a 1 9/16-18 unef-2a 1 9/16-18 unef-2a 1 5/8-20 un-2a 2 1/4-20 un-2a 2 1/4-20 un-2a 2.548-18 ns-3a 1.967-18 uns-3a 2.360-18 uns-3a 2.360-18 uns-3a 2 1/4-20 un-2a 2 1/4-20 un-2a 3-12 un-2a 3-12 un-2a 3-12 un-2a 3.137-12 uns-2a 3 5/8-12 un-2a 3 5/8-12 uns-3a 4.325-12 uns-2a flange fig 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 3 2 3 3 3 i max 0.350 0.350 0.540 0.540 0.540 0.540 0.540 0.540 0.540 0.540 0.540 0.540 0.640 0.640 0.640 0.640 0.640 0.640 0.640 0.495 1.030 1.030 0.895 0.815 0.785 0.785 1.030 1.030 1.536 1.536 1.536 1.587 1.785 1.785 2.025 j max 1.650 1.650 2.630 2.630 2.630 2.630 2.630 2.630 2.630 2.630 2.630 2.630 3.280 3.280 3.280 3.280 3.280 3.280 3.280 3.230 4.970 4.970 4.937 4.410 4.650 4.650 4.970 4.970 5.410 5.410 5.410 5.410 6.030 6.030 7.410 k1 hole dia 0.177 0.177 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.281 0.531 0.531 0.531 0.397 0.531 0.531 0.531 0.656 0.656 0.656 0.656 0.656 0.656 0.656 0.781 k2 no of flange holes bolt circle dia 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 8 8 8 6 8 8 8 equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally equally spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced spaced on on on on on on on on on on on on on on on on on on on on on on on on on on on on on on on on on on on aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 1.240 1.240 2.090 2.090 2.090 2.090 2.090 2.090 2.090 2.090 2.090 2.090 2.750 2.750 2.750 2.750 2.750 2.750 2.750 2.702 4.125 4.125 4.062 3.500 3.875 3.875 4.125 4.125 4.250 4.250 4.250 4.375 5.000 5.000 6.250 dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia dia bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt bolt circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle circle dimensions in inches unless specified 59

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