Select a different country or region to see content for your location.
United States
11:31:59 GMT+0000 (Coordinated Universal Time)
ZKLDF120
Axial angular contact ball bearing
Axial angular contact ball bearings ZKLDF, double direction, for screw mounting, sealing shields on both sides
Product information
ZKLDF
Hole pattern
Main Dimensions & Performance Data
| d | 120 mm | Bore diameter |
0 mm | Bore diameter upper tolerance | |
-0.01 mm | Bore diameter lower tolerance | |
| D | 210 mm | Flange diameter |
0 mm | Flange diameter upper tolerance | |
-0.015 mm | Flange diameter lower tolerance | |
| H | 40 mm | Height |
| nG | 4,300 1/min | Limiting speed |
| Ca | 76,000 N | Basic dynamic load rating, axial |
| C0a | 315,000 N | Basic static load rating, axial |
| Cua | 11,500 N | Fatigue load limit, axial |
| ≈m | 4.81 kg | Weight |
Mounting dimensions
| J | 135 mm | Pitch circle diameter fixing holes in inner ring |
| J1 | 195 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 |
22 | Quantity of fixing holes inner ring | |
| d3 | 7 mm | Fixing holes diameter outer ring |
21 | Quantity of fixing holes outer ring | |
| n | 24 | Pitch quantity |
| t | 15 ° | 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 | 26 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 | 185 mm | Outside diameter D1 |
| D2 | 159 mm | Rib diameter inner ring |
| D3 | 181 mm | Outside diameter D3 |
| t1 | 3 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 | 1,500 N/µm | Axial rigidity of bearing position |
| crL | 400 N/µm | Radial rigidity of bearing position |
| ckL | 5,500 Nm/mrad | Tilting rigidity of bearing position |
| caL | 2,500 N/µm | Axial rigidity of rolling element set |
| crL | 400 N/µm | Radial rigidity of rolling element set |
| ckL | 8,000 Nm/mrad | Tilting rigidity of rolling element set |
Recently viewed products
