The spherical roller bearing withstands significant loads and misalignments. This type of roller bearing is well adapted to harsh operating conditions: impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
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| PRODUCT DEFINITION | |
|---|---|
| Brand | SNR |
| d - Internal diameter | 60 mm |
| D - External diameter | 110 mm |
| B - Bearing/Inner ring width | 34 mm |
| d2 - External diameter inner ring | 69,2 mm |
| D1 - Inner diameter outer ring | 102,5 mm |
| rs - Min fillet radius | 1,5 mm |
| Number of lubrication holes | 3 |
| b - Groove width | 6,9 mm |
| k - Hole diameter | 3 mm |
| Radial clearance class | CN |
| Mass | 1,33 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 187 kN |
| C0 - Static load | 181 kN |
| Cu - Fatigue limit load | 22,1 kN |
| e - Coefficient | 0.24 |
| Y0 - Static axial load coefficient | 2.78 |
| Y1 - Lower axial load coefficient | 2.84 |
| Y2 - Upper axial load coefficient | 4.23 |
| Nlim - Mechanical Limit Speed | 1600 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| BEARING FREQUENCIES | |
|---|---|
| BPFO - Characteristic outer ring frequency (60 rpm) | 7,596 Hz |
| BPFI - Characteristic inner ring frequency (60 rpm) | 10,404 Hz |
| FTF - Characteristic cage frequency (60 rpm) | 0,422 Hz |
| BSF - Characteristic rolling element frequency (60 rpm) | 6,176 Hz |
| ABUTMENT | |
|---|---|
| da max - Max shoulder diameter IR | 69,2 mm |
| da min - Min shoulder diameter IR | 69 mm |
| db - Min diameter for Sleeve | 0 mm |
| Da max - Max shoulder diameter OR | 102,5 mm |
| ra max - Max shaft & housing fillet radius | 1,5 mm |
