Bearing LM202820 NSK
100% Authentic. Bearing LM202820 NSK Highest Quality. 170 Bore Diameter (mm) Certified Boyal Industrial Pte ltd. Supplier. 170x110x28
| Bearing number: |
7022 ACD/HCP4A |
| Size (mm): |
170x110x28 |
| Bore Diameter (mm): |
170 |
| Outer Diameter (mm): |
110 |
| Width (mm): |
28 |
| d: |
110 mm |
| D: |
170 mm |
| B: |
28 mm |
| PDF |
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Product Details
| Bearing number |
7022 ACD/HCP4A |
| Size (mm) |
170x110x28 |
| Bore Diameter (mm) |
170 |
| Outer Diameter (mm) |
110 |
| Width (mm) |
28 |
| d |
110 mm |
| D |
170 mm |
| B |
28 mm |
| d1 |
128.5 mm |
| d2 |
128.5 mm |
| D1 |
151.5 mm |
| r1,2 - min. |
2 mm |
| r3,4 - min. |
1 mm |
| a |
46.8 mm |
| da - min. |
119 mm |
| db - min. |
119 mm |
| Da - max. |
161 mm |
| Db - max. |
165 mm |
| ra - max. |
2 mm |
| rb - max. |
1 mm |
| dn |
132.6 mm |
| Basic dynamic load rating - C |
104 kN |
| Basic static load rating - C0 |
104 kN |
| Fatigue load limit - Pu |
3.8 kN |
| Limiting speed for grease lubrication |
8500 r/min |
| Limiting speed for oil lubrication |
13000 mm/min |
| Ball - Dw |
19.05 mm |
| Ball - z |
20 |
| Gref |
25.5 cm3 |
| Calculation factor - e |
0.68 |
| Calculation factor - Y2 |
1.41 |
| Calculation factor - Y0 |
0.76 |
| Calculation factor - X2 |
0.67 |
| Calculation factor - Y1 |
0.92 |
| Preload class A - GA |
650 N |
| Preload class B - GB |
1300 N |
| Preload class C - GC |
2600 N |
| Preload class D - GD |
5200 N |
| Calculation factor - f |
1.14 |
| Calculation factor - f1 |
0.99 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.02 |
| Calculation factor - f2C |
1.05 |
| Calculation factor - f2D |
1.08 |
| Calculation factor - fHC |
1.02 |
| Preload class A |
322 N/micron |
| Preload class B |
421 N/micron |
| Preload class C |
558 N/micron |
| Preload class D |
755 N/micron |
| r1,2 min. |
2 mm |
| r3,4 min. |
1 mm |
| da min. |
119 mm |
| db min. |
119 mm |
| Da max. |
161 mm |
| Db max. |
165 mm |
| ra max. |
2 mm |
| rb max. |
1 mm |
| Basic dynamic load rating C |
104 kN |
| Basic static load rating C0 |
104 kN |
| Fatigue load limit Pu |
3.75 kN |
| Attainable speed for grease lubrication |
8500 r/min |
| Attainable speed for oil-air lubrication |
13000 r/min |
| Ball diameter Dw |
19.05 mm |
| Number of balls z |
20 |
| Reference grease quantity Gref |
25.5 cm³ |
| Preload class A GA |
650 N |
| Static axial stiffness, preload class A |
322 N/µm |
| Preload class B GB |
1300 N |
| Static axial stiffness, preload class B |
421 N/µm |
| Preload class C GC |
2600 N |
| Static axial stiffness, preload class C |
558 N/µm |
| Preload class D GD |
5200 N |
| Static axial stiffness, preload class D |
755 N/µm |
| Calculation factor f |
1.14 |
| Calculation factor f1 |
0.99 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.02 |
| Calculation factor f2C |
1.05 |
| Calculation factor f2D |
1.08 |
| Calculation factor fHC |
1.02 |
| 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 bearing |
1.63 kg |