SKF
SKF S71900 ACD/HCP4A Angular Contact Ball Bearing
Product Code:S71900 ACD/HCP4A
Description
Technical specification MetricImperial DIMENSIONS d 10 mmD 22 mmB 6 mmd1 14 mmd2 14 mmD2 19.8 mmr1,2min. 0.3 mmr3,4min. 0.2 mma 6.8 mm ABUTMENT DIMENSIONS damin. 12 mmdamax. 13.6 mmdbmin. 12 mmdbmax. 13.6 mmDamax. 20 mmDbmax. 20.6 mmramax. 0.3 mmrbmax. 0.2 mm CALCULATION DATA Basic dynamic load ratingC 2.42 kNBasic static load ratingC0 1.06 kNFatigue load limitPu 0.032 kNAttainable speed for grease lubrication 70000 r/minContact angle? 25 °Ball diameterDw 3.175 mmNumber of ballsz 12PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)Preload class AGA 15 NStatic axial stiffness, preload class A 32 N/µmPreload class BGB 30 NStatic axial stiffness, preload class B 42 N/µmPreload class CGC 60 NStatic axial stiffness, preload class C 54 N/µmPreload class DGD 120 NStatic axial stiffness, preload class D 72 N/µmCALCULATION FACTORSCalculation factorf 1.03Calculation factorf1 0.98Calculation factorf2A 1Calculation factorf2B 1.07Calculation factorf2C 1.12Calculation factorf2D 1.17Calculation factorfHC 1.04Calculation 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 0.009 kg
Technical Specifications
Technical specification 
DIMENSIONS
| d | 10 mm | |
|---|---|---|
| D | 22 mm | |
| B | 6 mm | |
| d1 | 14 mm | |
| d2 | 14 mm | |
| D2 | 19.8 mm | |
| r1,2 | min. 0.3 mm | |
| r3,4 | min. 0.2 mm | |
| a | 6.8 mm |
ABUTMENT DIMENSIONS
| da | min. 12 mm | |
|---|---|---|
| da | max. 13.6 mm | |
| db | min. 12 mm | |
| db | max. 13.6 mm | |
| Da | max. 20 mm | |
| Db | max. 20.6 mm | |
| ra | max. 0.3 mm | |
| rb | max. 0.2 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 2.42 kN |
|---|---|---|
| Basic static load rating | C0 | 1.06 kN |
| Fatigue load limit | Pu | 0.032 kN |
| Attainable speed for grease lubrication | 70000 r/min | |
| Contact angle | ? | 25 ° |
| Ball diameter | Dw | 3.175 mm |
| Number of balls | z | 12 |
| Preload class A | GA | 15 N |
|---|---|---|
| Static axial stiffness, preload class A | 32 N/µm | |
| Preload class B | GB | 30 N |
| Static axial stiffness, preload class B | 42 N/µm | |
| Preload class C | GC | 60 N |
| Static axial stiffness, preload class C | 54 N/µm | |
| Preload class D | GD | 120 N |
| Static axial stiffness, preload class D | 72 N/µm |
| Calculation factor | f | 1.03 |
|---|---|---|
| Calculation factor | f1 | 0.98 |
| Calculation factor | f2A | 1 |
| Calculation factor | f2B | 1.07 |
| Calculation factor | f2C | 1.12 |
| Calculation factor | f2D | 1.17 |
| Calculation factor | fHC | 1.04 |
| Calculation factor | e | 0.68 |
| Calculation factor (single, tandem) | Y2 | 0.87 |
| Calculation factor (single, tandem) | Y0 | 0.38 |
| Calculation factor (single, tandem) | X2 | 0.41 |
| Calculation factor (back-to-back, face-to-face) | Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) | Y2 | 1.41 |
| Calculation factor (back-to-back, face-to-face) | Y0 | 0.76 |
| Calculation factor (back-to-back, face-to-face) | X2 | 0.67 |
MASS
| Mass bearing | 0.009 kg |
|---|