Product Name: SKF 71903 ACE/HCP4A Angular Contact Ball Bearing
Brand: SKF
Product Code: 71903 ACE/HCP4A
Tags: SKF
71903 Angular
71903 ACE/HCP4A Angular Ball
ACE/HCP4A Angular Bearing
71903 Contact Ball
Angular Contact Bearing
SKF 71903 Angular Contact Ball Bearing
Angular Ball
SKF 71903 ACE/HCP4A Contact Ball
SKF Angular Bearing
71903 Ball Bearing
71903 ACE/HCP4A Bearing
SKF 71903 Ball
SKF ACE/HCP4A Angular Contact Ball Bearing
71903 ACE/HCP4A Angular
SKF Angular
SKF 71903 Contact
SKF ACE/HCP4A Contact Bearing
ACE/HCP4A Angular Ball
Bearing
ACE/HCP4A Angular Contact Bearing
Angular Contact Ball Bearing
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Technical specification MetricImperial DIMENSIONS d 17 mmD 30 mmB 7 mmd1 21.1 mmd2 20.1 mmD1 25.9 mmr1,2min. 0.3 mmr3,4min. 0.15 mma 9.6 mm ABUTMENT DIMENSIONS damin. 19 mmdbmin. 19 mmDamax. 28 mmDbmax. 29.2 mmramax. 0.3 mmrbmax. 0.15 mmdn 22 mm CALCULATION DATA Basic dynamic load ratingC 3.19 kNBasic static load ratingC0 1.46 kNFatigue load limitPu 0.063 kNAttainable speed for grease lubrication 75000 r/minAttainable speed for oil-air lubrication 115000 r/minContact angle? 25 °Ball diameterDw 3.969 mmNumber of ballsz 13Reference grease quantityGref 0.2 cm³PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)Preload class AGA 29 NStatic axial stiffness, preload class A 39 N/µmPreload class BGB 87 NStatic axial stiffness, preload class B 61 N/µmPreload class CGC 175 NStatic axial stiffness, preload class C 79 N/µmCALCULATION FACTORSCalculation factorf 1.05Calculation factorf1 0.98Calculation factorf2A 1Calculation factorf2B 1.04Calculation factorf2C 1.08Calculation factorfHC 1.01Calculation 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 0.014 kg