Other properties
| Nominal size |
50 x 20R x 6,5 - 3
|
| Series |
Standard series
|
| Dynamic load capacity C |
57500
N |
| Note: dynamic load capacity C |
The load capacities are valid for tolerance grade T3 and T5 only. For other tolerance grades, please take into account the correction factor fac (see General Technical Notes and Information "Technical Data", Technical Notes).
|
| Maximum permissible linear speed vmax (m/min) |
60
m/min |
| Note: maximum permissible speed vmax |
See "Characteristic speed d0 • n" (section Technical notes) and "Critical speed ncr" (section Calculation and examples)
|
| Operating temperature (min. … max.) |
-10 °C ... +80 °C
|
| Storage temperature (min. … max.) |
-15 °C ... +80 °C
|
| Direction of lead |
Right
|
| Nut type |
SEM-E-S zero-clearance adjustable single nut
|
| Note: permissible operating temperature (min. ... max.) |
Permissible operating temperatures Ball screw assemblies permit operation at continuous temperatures of up to 80 °C with temporary peaks of 100 °C, measurements taken on the outer shell of the nut in each case.
|
| Hole pattern |
BB7
|
| Screw drive seal |
With seal
|
| Static load capacity C0 |
87900
N |
| Note: static load capacity C0 |
The load capacities are valid for tolerance grade T3 and T5 only. For other tolerance grades, please take into account the correction factor fac (see General Technical Notes and Information "Technical Data", Technical Notes).
|
| Category |
B
|
| Maximum operating temperature |
+ 80
|
| Bearing temperature max |
+ 80
|
| Minimum operating temperature |
- 10
|
| Bearing temperature min |
- 15
|
| Dimension d1 |
48
mm |
| Dimension D1 f9 |
85
mm |
| Dimension D1 max |
84.964
mm |
| Dimension D1 min |
84.936
mm |
| Dimension d2 |
43.3
mm |
| Dimension D5 |
125
mm |
| Dimension D6 |
105
mm |
| Dimension D7 |
11
mm |
| Dimension L |
92
mm |
| Dimension L10 |
31
mm |
| Dimension L3 |
30
mm |
| Dimension L4 |
25
mm |
| Dimension L5 |
31
mm |
| Dimension Sx |
5
mm |
| Angle φ |
180
° |
Description
Adjustable-preload single nut SEM-E-S with standard seal and standard axial clearance
Nominal diameter d0 = 50
Lead P = 20 (right)
Ball diameter Dw = 6.5
Number of ball track turns i = 3
Features
- Rexroth connection dimensions
- With seals
- With left-hand version in some cases
- Adjustable preload
- Tolerance grade: T3 (for sizes as per the product overview for screws, see General Technical Notes and Information "Product description"), T5, T7