SKF HM807040 Roller Bearings
| Bearing number: |
7001 CD/P4AH |
| Size (mm): |
28x12x8 |
| Bore Diameter (mm): |
28 |
| Outer Diameter (mm): |
12 |
| Width (mm): |
8 |
| d: |
12 mm |
| D: |
28 mm |
| B: |
8 mm |
Product Details
| Bearing number |
7001 CD/P4AH |
| Size (mm) |
28x12x8 |
| Bore Diameter (mm) |
28 |
| Outer Diameter (mm) |
12 |
| Width (mm) |
8 |
| d |
12 mm |
| D |
28 mm |
| B |
8 mm |
| d1 |
17.1 mm |
| d2 |
17.1 mm |
| D1 |
22.9 mm |
| K |
0.5 mm |
| C1 |
4.9 mm |
| r1,2 - min. |
0.3 mm |
| r3,4 - min. |
0.2 mm |
| a |
6.7 mm |
| da - min. |
14 mm |
| db - min. |
14 mm |
| Da - max. |
26 mm |
| Db - max. |
26.6 mm |
| ra - max. |
0.3 mm |
| rb - max. |
0.2 mm |
| dn |
18 mm |
| Basic dynamic load rating - C |
4.5 kN |
| Basic static load rating - C0 |
1.9 kN |
| Fatigue load limit - Pu |
0.08 kN |
| Limiting speed for grease lubrication |
67000 r/min |
| Limiting speed for oil lubrication |
100000 mm/min |
| Ball - Dw |
4.762 mm |
| Ball - z |
10 |
| Gref |
0.27 cm3 |
| Calculation factor - f0 |
8.7 |
| Preload class A - GA |
15 N |
| Preload class B - GB |
30 N |
| Preload class C - GC |
60 N |
| Preload class D - GD |
120 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.02 |
| Calculation factor - f2C |
1.05 |
| Calculation factor - f2D |
1.09 |
| Calculation factor - fHC |
1 |
| Preload class A |
14 N/micron |
| Preload class B |
18 N/micron |
| Preload class C |
25 N/micron |
| Preload class D |
35 N/micron |
| r1,2 min. |
0.3 mm |
| r3,4 min. |
0.2 mm |
| da min. |
14 mm |
| db min. |
14 mm |
| Da max. |
26 mm |
| Db max. |
26.6 mm |
| ra max. |
0.3 mm |
| rb max. |
0.2 mm |
| Basic dynamic load rating C |
4.49 kN |
| Basic static load rating C0 |
1.9 kN |
| Fatigue load limit Pu |
0.08 kN |
| Attainable speed for grease lubrication |
67000 r/min |
| Attainable speed for oil-air lubrication |
100000 r/min |
| Ball diameter Dw |
4.762 mm |
| Number of balls z |
10 |
| Reference grease quantity Gref |
0.27 cm³ |
| Preload class A GA |
15 N |
| Static axial stiffness, preload class A |
14 N/µm |
| Preload class B GB |
30 N |
| Static axial stiffness, preload class B |
18 N/µm |
| Preload class C GC |
60 N |
| Static axial stiffness, preload class C |
25 N/µm |
| Preload class D GD |
120 N |
| Static axial stiffness, preload class D |
35 N/µm |
| Calculation factor f |
1.03 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.02 |
| Calculation factor f2C |
1.05 |
| Calculation factor f2D |
1.09 |
| Calculation factor fHC |
1 |
| Calculation factor f0 |
8.7 |
| Mass bearing |
0.021 kg |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |