SKF 71812 ACD/P4 Angular Contact Ball Bearing

SKF

Product Code: 71812 ACD/P4
Brand: SKF



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Description for SKF 71812 ACD/P4 Angular Contact Ball Bearing

Technical specification MetricImperial DIMENSIONS d 60 mmD 78 mmB 10 mmd1 65.7 mmd2 65.7 mmD1 72.5 mmr1,2min. 0.3 mmr3,4min. 0.15 mma 21.1 mm ABUTMENT DIMENSIONS damin. 62 mmdbmin. 62 mmDamax. 76 mmDbmax. 77.2 mmramax. 0.3 mmrbmax. 0.15 mmdn 66.4 mm CALCULATION DATA Basic dynamic load ratingC 12.7 kNBasic static load ratingC0 13.4 kNFatigue load limitPu 0.57 kNAttainable speed for grease lubrication 15000 r/minAttainable speed for oil-air lubrication 22000 r/minContact angle? 25 °Ball diameterDw 5.556 mmNumber of ballsz 28Reference grease quantityGref 1.2 cm³PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)Preload class AGA 114 NStatic axial stiffness, preload class A 141 N/µmPreload class BGB 340 NStatic axial stiffness, preload class B 222 N/µmPreload class CGC 680 NStatic axial stiffness, preload class C 306 N/µmCALCULATION FACTORSCalculation factorf 1.3Calculation factorf1 0.97Calculation factorf2A 1Calculation factorf2B 1.08Calculation factorf2C 1.15Calculation factorfHC 1Calculation factore 0.68Calculation factor (single, tandem)Y2 0.87Calculation factor (single, tandem)Y0 0.38Calculation factor (single, tandem)X2 0.41Calculation factor (back-to-back, face-to-face)Y1 0.92Calculation factor (back-to-back, face-to-face)Y2 1.41Calculation factor (back-to-back, face-to-face)Y0 0.76Calculation factor (back-to-back, face-to-face)X2 0.67 MASS Mass bearing 0.1 kg

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