Other properties
| Angle φ |
60
° |
| Category |
A
|
| Dimension D1 f9 |
38
mm |
| Dimension D1 max |
37.973
mm |
| Dimension D1 min |
37.945
mm |
| Dimension D5 |
63
mm |
| Dimension D6 |
50
mm |
| Dimension D7 |
6.6
mm |
| Dimension L |
57
mm |
| Dimension L10 |
18.5
mm |
| Dimension L3 |
20
mm |
| Dimension L4 |
18.5
mm |
| Dimension L5 |
18.5
mm |
| Dimension Sx |
4
mm |
| Dimension d1 |
19
mm |
| Dimension d2 |
16.7
mm |
| Direction of lead |
Right
|
| Dynamic load capacity C |
10900
N |
| Hole pattern |
BB7
|
| Maximum operating temperature |
+ 80
|
| Maximum permissible linear speed vmax (m/min) |
120
m/min |
| Maximum storage temperature |
+ 80
|
| Minimum operating temperature |
- 10
|
| Minimum storage temperature |
- 15
|
| Nominal size |
20 x 20R x 3,5 - 2
|
| 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).
|
| Note: Maximum permissible speed vmax |
See "Characteristic speed d0 • n" (section Technical notes) and "Critical speed ncr" (section Calculation and examples)
|
| 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.
|
| 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).
|
| Nut type |
SEM-E-S zero-clearance adjustable single nut
|
| Operating temperature (min. … max.) |
-10 °C ... +80 °C
|
| Screw drive seal |
With seal
|
| Series |
Standard series
|
| Static load capacity C0 |
12100
N |
| Storage temperature (min. … max.) |
-15 °C ... +80 °C
|
Description
Adjustable-preload single nut SEM-E-S with standard seal and standard axial clearance
Nominal diameter d0 = 20
Lead P = 20 (right)
Ball diameter Dw = 3.5
Number of ball track turns i = 2
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
CAD (2)
Catalog (1)
Manual (1)