NU228EM Cylindrical Roller Bearing 140x250x42mm
Enjoy High Margins on Competitive Industrial Bearings Solutions Singapore Bearing Authorized Dealer Pricing.Great Wholesale Products 170x110x28 Size (mm) at 170x110x28 Low 170 Bore Diameter (mm) Costs.
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number | 7022 ACE/HCP4AL1 |
| Size (mm) | 170x110x28 |
| Bore Diameter (mm) | 170 |
| Outer Diameter (mm) | 110 |
| Width (mm) | 28 |
| d | 110 mm |
| D | 170 mm |
| B | 28 mm |
| d1 | 132.38 mm |
| d2 | 129.2 mm |
| D1 | 147.61 mm |
| b | 1.8 mm |
| C1 | 9.05 mm |
| C2 | 5.4 mm |
| C3 | 5.4 mm |
| r1,2 - min. | 2 mm |
| r3,4 - min. | 1 mm |
| a | 46.9 mm |
| da - min. | 118.8 mm |
| db - min. | 118.8 mm |
| Da - max. | 161.2 mm |
| Db - max. | 164.4 mm |
| ra - max. | 2 mm |
| rb - max. | 1 mm |
| dn | 135.4 mm |
| Basic dynamic load rating - C | 44.9 kN |
| Basic static load rating - C0 | 42.5 kN |
| Fatigue load limit - Pu | 1.5 kN |
| Limiting speed for grease lubrication | 11500 r/min |
| Limiting speed for oil lubrication | 17500 mm/min |
| Ball - Dw | 12.7 mm |
| Ball - z | 30 |
| Gref | 23 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 | 400 N |
| Preload class B - GB | 1210 N |
| Preload class C - GC | 2420 N |
| Calculation factor - f | 1.1 |
| Calculation factor - f1 | 0.99 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.03 |
| Calculation factor - f2C | 1.06 |
| Calculation factor - fHC | 1.01 |
| Preload class A | 263 N/micron |
| Preload class B | 395 N/micron |
| Preload class C | 518 N/micron |
| r1,2 min. | 2 mm |
| r3,4 min. | 1 mm |
| da min. | 118.8 mm |
| db min. | 118.8 mm |
| Da max. | 161.2 mm |
| Db max. | 164.4 mm |
| ra max. | 2 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 44.9 kN |
| Basic static load rating C0 | 42.5 kN |
| Fatigue load limit Pu | 1.53 kN |
| Attainable speed for grease lubrication | 11500 r/min |
| Attainable speed for oil-air lubrication | 17500 r/min |
| Ball diameter Dw | 12.7 mm |
| Number of balls z | 30 |
| Reference grease quantity Gref | 23 cm³ |
| Preload class A GA | 400 N |
| Static axial stiffness, preload class A | 263 N/µm |
| Preload class B GB | 1210 N |
| Static axial stiffness, preload class B | 395 N/µm |
| Preload class C GC | 2420 N |
| Static axial stiffness, preload class C | 518 N/µm |
| Calculation factor f | 1.1 |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.03 |
| Calculation factor f2C | 1.06 |
| Calculation factor fHC | 1.01 |
| 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 | 1.93 kg |
Company Profile
| Worktime |
9:00-18:00 pm |
| Phone |
+852(3)1591338 |
