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22:55:35 GMT+0000 (Coordinated Universal Time)
ZKLDF180
Axial angular contact ball bearing
Axial angular contact ball bearings ZKLDF, double direction, for screw mounting, sealing shields on both sides
Product information
Main Dimensions & Performance Data
| d | 180 mm | Bore diameter |
0 mm | Bore diameter upper tolerance | |
-0,013 mm | Bore diameter lower tolerance | |
| D | 280 mm | Flange diameter |
0 mm | Flange diameter upper tolerance | |
-0,018 mm | Flange diameter lower tolerance | |
| H | 43 mm | Height |
| nG | 3.500 1/min | Limiting speed |
| Ca | 85.000 N | Basic dynamic load rating, axial |
| C0a | 440.000 N | Basic static load rating, axial |
| Cua | 13.500 N | Fatigue load limit, axial |
| ≈m | 7,7 kg | Weight |
Mounting dimensions
| J | 194 mm | Pitch circle diameter fixing holes in inner ring |
| J1 | 260 mm | Pitch circle diameter fixing holes in outer ring |
| d1 | 7 mm | Fixing holes diameter inner ring |
| d2 | 11 mm | Counterbore diameter of fixing holes |
| a | 6,2 mm | Counterbore depth of fixing holes |
46 | Quantity of fixing holes inner ring | |
| d3 | 7 mm | Fixing holes diameter outer ring |
45 | Quantity of fixing holes outer ring | |
| n | 48 | Pitch quantity |
| t | 7,5 ° | Pitch separation angle |
| G | M8 | Threaded extraction hole |
3 | Quantity of threaded extraction hole | |
| MA | 14 Nm | Screw tightening torque |
2 | Quantity of retaining screws |
Dimensions
| H1 | 29 mm | Height contact face outer ring |
0,175 mm | Height contact face outerring H1 upper tolerance | |
-0,175 mm | Height contact face outerring H1 lower tolerance | |
| D1 | 244 mm | Outside diameter D1 |
| D2 | 219 mm | Rib diameter inner ring |
| D3 | 246 mm | Outside diameter D3 |
| t1 | 4 µm | Axial and radial runout, measurement standard; Measured on mounted bearing, with ideal adjacent construction. |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Additional information
| caL | 1.900 N/µm | Axial rigidity of bearing position |
| crL | 500 N/µm | Radial rigidity of bearing position |
| ckL | 10.700 Nm/mrad | Tilting rigidity of bearing position |
| caL | 2.800 N/µm | Axial rigidity of rolling element set |
| crL | 500 N/µm | Radial rigidity of rolling element set |
| ckL | 16.000 Nm/mrad | Tilting rigidity of rolling element set |
