Page 24 of Spherical Plain Bearings by RBC Bearings

spherical plain bearings extended inner ring metric ° bckdd1 d 4 degrees 30° r1 r2 series mb e part number open mb17-e mb20-e mb25-e mb30-e mb35-e mb40-e mb45-e mb50-e mb60-e mb70-e mb80-e d inside diameter nom 17 20 25 30 35 40 45 50 60 70 80 d outside diameter b inner ring width tol 0.20 0.20 0.20 0.25 0.25 0.25 0.25 0.25 0.30 0.30 0.30 c outer ring width nom 10 12 16 18 20 22 25 28 36 40 45 k sphere dia sealed mb17-ess mb20-ess mb25-ess mb30-ess mb35-ess mb40-ess mb45-ess mb50-ess mb60-ess mb70-ess mb80-ess tol tol nom nom +0.000 +0.000 -0.008 -0.010 -0.010 -0.010 -0.012 -0.012 -0.012 -0.012 -0.015 -0.015 -0.015 30 35 42 47 55 62 68 75 90 105 120 -0.009 -0.011 -0.011 -0.011 -0.013 -0.013 -0.013 -0.013 -0.015 -0.015 -0.015 17 20 25 30 35 40 45 50 60 70 80 tol +0.00 -0.24 -0.24 -0.24 -0.24 -0.30 -0.30 -0.30 -0.30 -0.40 -0.40 -0.40 25 30 36 41 48 55 60 67 81 94 107 unmounted diametral clearance 0.05/0.15 0.07/0.17 0.07/0.17 0.07/0.17 0.07/0.17 0.07/0.17 0.07/0.17 0.07/0.17 0.10/0.20 0.10/0.20 0.10/0.20 d1 shaft shoulder dia 21 25 30 35 41 47 51 57 68 80 92 all dimensions are in millimeters all dimensions apply before mos2 coating 24

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