KB TYPE COMBINED ROLLER BEARINGS
The KB type combined roller bearings have a boltable hub for ease of installation. The axial roller can be adjusted by up to 2mm with the use of shims.
The 'h' dimension shown in the minimum dimension without shims. Please note that the height may differ from the regular shim adjustable bearings.
Calculate which size you need.
Read our technical information on Combined Roller Bearings or view our application examples.
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| Part Number | D | d | H | B | M | PCD | Weight | Profile |
|---|---|---|---|---|---|---|---|---|
| KB4.072 | 62.5 | 50 | 43.0 | 20 | M10x13 | 30 | 0.65 | 2890 |
| KB4.073 | 70.1 | 60 | 55.0 | 23 | M12x18 | 40 | 1.10 | 2867 3018 |
| KB4.074 | 78.1 | 60 | 54.5 | 23 | M12x18 | 40 | 1.20 | 2810 |
| KB4.076 | 88.4 | 70 | 68.0 | 30 | M14x20 | 44 | 2.05 | 2811 3020 |
| KB4.0784 | 107.7 | 80 | 75.0 | 31 | M14x22 | 54 | 3.20 | 2862 |
| KB4.079 | 123 | 100 | 79.2 | 37 | M16x23 | 60 | 4.90 | 2891 3353 |
| KB4.080 | 149 | 120 | 89.0 | 45 | M16x23 | 80 | 8.00 | 2757 |
All dimensions are in mm and loads are in kN. Weight is in kg.
LOAD CAPACITIES
Static and Dynamic Load Capacities for radial and axial rollers. If used with mating steel profile, the limiting load is the Hertzian Pressure.
| Part Number | C | C0 | Ca | C0a |
|---|---|---|---|---|
| KB4.072 | 31 | 35.5 | 8 | 8 |
| KB4.073 | 45.5 | 51 | 14 | 14 |
| KB4.074 | 48 | 56.8 | 14 | 14 |
| KB4.076 | 68 | 72 | 15 | 15 |
| KB4.0784 | 81 | 95 | 31 | 36 |
| KB4.079 | 110 | 132 | 31 | 36 |
| KB4.080 | 151 | 192 | 68 | 71 |
C = Dynamic Load Capacity for Radial Roller
C0 = Static Load Capacity for Radial Roller
Ca = Dynamic Load Capacity for Axial Roller
C0a = Static Load Capacity for Axial Roller
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