85 mm x 180 mm x 41 mm skf 7317 BECBM Single row angular contact ball bearings
Brand Name |
skf |
Model Number |
7317 BECBM |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Features
skf 7317 BECBM bearing Size Chart (mm/inches) |
---|
Bearing number | 71910 CB/HCP4AL |
Size (mm) | 72x50x12 |
Bore Diameter (mm) | 72 |
Outer Diameter (mm) | 50 |
Width (mm) | 12 |
d | 50 mm |
D | 72 mm |
B | 12 mm |
d1 | 57.95 mm |
d2 | 56.9 mm |
D2 | 66.04 mm |
b | 2 mm |
C1 | 5.9 mm |
C2 | 2.8 mm |
C3 | 1.7 mm |
r1,2 - min. | 0.6 mm |
r3,4 - min. | 0.3 mm |
a | 16.7 mm |
da - min. | 53.2 mm |
db - min. | 53.2 mm |
Da - max. | 68.8 mm |
Db - max. | 70 mm |
ra - max. | 0.6 mm |
rb - max. | 0.3 mm |
dn | 58.7 mm |
Basic dynamic load rating - C | 7.6 kN |
Basic static load rating - C0 | 6.2 kN |
Fatigue load limit - Pu | 0.265 kN |
Limiting speed for grease lubrication | 30000 r/min |
Limiting speed for oil lubrication | 45000 mm/min |
Ball - Dw | 4.762 mm |
Ball - z | 29 |
Gref | 1.89 cm3 |
Calculation factor - f0 | 9.8 |
Preload class A - GA | 26 N |
Preload class B - GB | 52 N |
Preload class C - GC | 155 N |
Calculation factor - f | 1.09 |
Calculation factor - f | 1 |
Calculation factor - f2A | 1 |
Calculation factor - f2B | 1.03 |
Calculation factor - f2C | 1.08 |
Calculation factor - fHC | 1.01 |
Preload class A | 34 N/micron |
Preload class B | 45 N/micron |
Preload class C | 72 N/micron |
d1 | 57.95 mm |
d2 | 56.9 mm |
D2 | 66.04 mm |
C1 | 5.9 mm |
C2 | 2.8 mm |
C3 | 1.7 mm |
r1,2 min. | 0.6 mm |
r3,4 min. | 0.3 mm |
da min. | 53.2 mm |
db min. | 53.2 mm |
Da max. | 68.8 mm |
Db max. | 70 mm |
ra max. | 0.6 mm |
rb max. | 0.3 mm |
dn | 58.7 mm |
Basic dynamic load rating C | 10.4 kN |
Basic static load rating C0 | 10.2 kN |
Fatigue load limit Pu | 0.265 kN |
Attainable speed for grease lubrication | 30000 r/min |
Attainable speed for oil-air lubrication | 45000 r/min |
Ball diameter Dw | 4.762 mm |
Number of balls z | 29 |
Reference grease quantity Gref | 1.89 cm³ |
Preload class A GA | 26 N |
Static axial stiffness, preload class A | 34 N/µm |
Preload class B GB | 52 N |
Static axial stiffness, preload class B | 45 N/µm |
Preload class C GC | 155 N |
Static axial stiffness, preload class C | 72 N/µm |
Calculation factor f | 1.09 |
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 | 9.8 |
Mass bearing | 0.13 kg |