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15:46:20 GMT+0000 (Coordinated Universal Time)
ZKLDF260
Axial angular contact ball bearing
Axial angular contact ball bearings ZKLDF, double direction, for screw mounting, sealing shields on both sides
Preferred product
ZKLDF
Hole pattern
Main Dimensions & Performance Data
| d | 260 mm | Bore diameter |
0 mm | Bore diameter upper tolerance | |
-0,018 mm | Bore diameter lower tolerance | |
| D | 385 mm | Flange diameter |
0 mm | Flange diameter upper tolerance | |
-0,02 mm | Flange diameter lower tolerance | |
| H | 55 mm | Height |
| nG | 2.400 1/min | Limiting speed |
| Ca | 162.000 N | Basic dynamic load rating, axial |
| C0a | 920.000 N | Basic static load rating, axial |
| Cua | 23.800 N | Fatigue load limit, axial |
| ≈m | 18,4 kg | Weight |
Mounting dimensions
| J | 280 mm | Pitch circle diameter fixing holes in inner ring |
| J1 | 365 mm | Pitch circle diameter fixing holes in outer ring |
| d1 | 9,3 mm | Fixing holes diameter inner ring |
| d2 | 15 mm | Counterbore diameter of fixing holes |
| a | 8,2 mm | Counterbore depth of fixing holes |
34 | Quantity of fixing holes inner ring | |
| d3 | 9,3 mm | Fixing holes diameter outer ring |
33 | Quantity of fixing holes outer ring | |
| n | 36 | Pitch quantity |
| t | 10 ° | Pitch separation angle |
| G | M12 | Threaded extraction hole |
3 | Quantity of threaded extraction hole | |
| MA | 34 Nm | Screw tightening torque |
2 | Quantity of retaining screws |
Dimensions
| H1 | 36,5 mm | Height contact face outer ring |
0,2 mm | Height contact face outerring H1 upper tolerance | |
-0,2 mm | Height contact face outerring H1 lower tolerance | |
| D1 | 345 mm | Outside diameter D1 |
| D2 | 313 mm | Rib diameter inner ring |
| D3 | 348 mm | Outside diameter D3 |
| t1 | 6 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 | 3.200 N/µm | Axial rigidity of bearing position |
| crL | 700 N/µm | Radial rigidity of bearing position |
| ckL | 40.000 Nm/mrad | Tilting rigidity of bearing position |
| caL | 4.700 N/µm | Axial rigidity of rolling element set |
| crL | 700 N/µm | Radial rigidity of rolling element set |
| ckL | 54.000 Nm/mrad | Tilting rigidity of rolling element set |
