SKF
SKF 71916 CB/HCP4A Angular Contact Ball Bearing
Product Code:71916 CB/HCP4A
Description
Technical specification MetricImperial DIMENSIONS d 80 mmD 110 mmB 16 mmd1 90.7 mmd2 89.2 mmD2 102.2 mmr1,2min. 1 mmr3,4min. 0.6 mma 24.9 mm ABUTMENT DIMENSIONS damin. 84.6 mmdbmin. 84.6 mmDamax. 105 mmDbmax. 106.8 mmramax. 1 mmrbmax. 0.6 mmdn 91.7 mm CALCULATION DATA Basic dynamic load ratingC 15.6 kNBasic static load ratingC0 15 kNFatigue load limitPu 0.465 kNAttainable speed for grease lubrication 19000 r/minAttainable speed for oil-air lubrication 30000 r/minContact angle? 15 °Ball diameterDw 6.747 mmNumber of ballsz 34Reference grease quantityGref 5.29 cm³PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)Preload class AGA 52 NStatic axial stiffness, preload class A 55 N/µmPreload class BGB 105 NStatic axial stiffness, preload class B 72 N/µmPreload class CGC 310 NStatic axial stiffness, preload class C 115 N/µmCALCULATION FACTORSCalculation factorf 1.13Calculation factorf1 1Calculation factorf2A 1Calculation factorf2B 1.03Calculation factorf2C 1.08Calculation factorfHC 1.01Calculation factorf0 9.9 MASS Mass bearing 0.35 kg
Technical Specifications
Technical specification 
DIMENSIONS
| d | 80 mm | |
|---|---|---|
| D | 110 mm | |
| B | 16 mm | |
| d1 | 90.7 mm | |
| d2 | 89.2 mm | |
| D2 | 102.2 mm | |
| r1,2 | min. 1 mm | |
| r3,4 | min. 0.6 mm | |
| a | 24.9 mm |
ABUTMENT DIMENSIONS
| da | min. 84.6 mm | |
|---|---|---|
| db | min. 84.6 mm | |
| Da | max. 105 mm | |
| Db | max. 106.8 mm | |
| ra | max. 1 mm | |
| rb | max. 0.6 mm | |
| dn | 91.7 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 15.6 kN |
|---|---|---|
| Basic static load rating | C0 | 15 kN |
| Fatigue load limit | Pu | 0.465 kN |
| Attainable speed for grease lubrication | 19000 r/min | |
| Attainable speed for oil-air lubrication | 30000 r/min | |
| Contact angle | ? | 15 ° |
| Ball diameter | Dw | 6.747 mm |
| Number of balls | z | 34 |
| Reference grease quantity | Gref | 5.29 cm³ |
| Preload class A | GA | 52 N |
|---|---|---|
| Static axial stiffness, preload class A | 55 N/µm | |
| Preload class B | GB | 105 N |
| Static axial stiffness, preload class B | 72 N/µm | |
| Preload class C | GC | 310 N |
| Static axial stiffness, preload class C | 115 N/µm |
| Calculation factor | f | 1.13 |
|---|---|---|
| Calculation factor | f1 | 1 |
| Calculation factor | f2A | 1 |
| Calculation factor | f2B | 1.03 |
| Calculation factor | f2C | 1.08 |
| Calculation factor | fHC | 1.01 |
| Calculation factor | f0 | 9.9 |
MASS
| Mass bearing | 0.35 kg |
|---|