Inner Ring

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Part Product Name Style2 Inch/Metric Inner Diameter Outer Diameter Width Static Thrust Capacity Inner Ring Width Sphere Diameter Bearing Material Finish Operating Temperature Enclosure Temperature (ºF) Bore Size (in) Bore Size (mm) Item Name Lubrication Type Material Outside Diameter (in) Outside Diameter (mm) Weight (lb) Bore Shape Precision Rating Total Width (in) Total Width (mm) UPC
IRB10SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 0.625" 0.899" 0.34" 2200 lbf 0.34" 0.899" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 0.63 15.88 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 1.06 27.00 0.02 Spherical Not Rated 0.370 9.398 637400003005
IRB12SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 0.75" 1.08" 0.41" 3200 lbf 0.41" 1.08" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 0.75 19.05 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 1.25 31.75 0.04 Spherical Not Rated 0.440 11.176 637400003012
IRB14SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Inch 0.875" 1.258" 0.48" 4400 lbf 0.48" 1.258" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 0.88 22.23 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52101 Bearing Quality Steel 1.26 31.95 0.066 Spherical Not Rated 0.480 12.192 637400003029
IRB16SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 1" 1.437" 0.55" 5600 lbf 0.55" 1.437" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 1.00 25.40 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 1.63 41.28 0.1 Spherical Not Rated 0.600 15.24 637400003036
IRB20SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 1.25" 1.795" 0.7" 8900 lbf 0.7" 1.795" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 1.25 31.75 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 2.00 50.80 0.2 Spherical Not Rated 0.740 18.796 637400003043
IRB22SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 1.375" 1.937" 0.77" 10700 lbf 0.77" 1.937" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 1.38 34.93 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 2.19 55.58 0.24 Spherical Not Rated 0.840 21.336 637400003050
IRB24SA18 RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch Molybdenum Disulfide 300 1.50 38.10 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 2.44 61.93 0.35 Spherical Not Rated 0.910 23.114 637400003067
IRB28SA12 RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch Molybdenum Disulfide 300 1.75 44.45 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 2.81 71.45 0.56 Spherical Not Rated 1.070 27.178 637400003074
IRB32SA12 RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch Molybdenum Disulfide 300 2.00 50.80 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 3.19 80.98 0.83 Spherical Not Rated 1.230 31.242 637400003081
IRB36SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 2.25" 3.235" 1.27" 29000 lbf 1.27" 3.235" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 2.25 57.15 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 3.56 90.50 1.17 Spherical Not Rated 1.390 35.306 637400003098
IRB40SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Angular Contact Inch 2.5" 3.59" 1.42" 36600 lbf 1.42" 3.59" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 300 2.50 63.50 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52100 Bearing Quality Steel 3.94 100.03 1.59 Spherical Not Rated 1.540 39.116 637400003128
IRB44SA RBC Spherical Plain Angular Contact Bearing - Inner Ring Inch 2.75" 3.95" 1.56" 44100 lbf 1.56" 3.95" 52100 Bearing Quality Steel Molybdenum Disulfide -60 to 300 ºF Open 2.75 69.85 RBC Spherical Plain Angular Contact Bearing - Inner Ring Lubrication Groove & Hole 52102 Bearing Quality Steel 3.95 100.33 2.094 Spherical Not Rated 1.560 39.624 637400003135
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