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Description
- Rexroth connection dimensions
- With seals
- Preload class: C0, C00, C1
- Tolerance grade: T5, T7, T9
Product description
Product overview
Technical data
Technical data for nuts
| Size | C | C0 | vmax | Mass |
| d0 x P x Dw - i | N | N | m/min | kg |
| 20 x 40R x 3,5 - 4 | 14000 1) | 26200 1) | 240 2) | 0.51 |
| 25 x 25R x 3,5 - 4,8 | 19700 1) | 39400 1) | 150 2) | |
| 32 x 32R x 3,969 - 4,8 | 26300 1) | 57600 1) | 0.78 | |
| 32 x 64R x 3,969 - 4 | 21100 1) | 49000 1) | 300 2) | 1.06 |
| 1) | The load ratings are valid for tolerance grade T5 only. For other tolerance grades, please take into account the correction factor fac (see general technical notes and information, “Technical Data”, (technical notes). |
| 2) | See "characteristic speed d0 • n" (see General Technical Notes and Information "Technical Data" (Technical Notes), and "Critical Speed ncr" (see General Technical Notes and Information, "Project planning notes") |
Operating conditions
| Size | Admissible operating temperature (min ... max) 1) | Admissible storage temperature (min ... max) |
| d0 x P x Dw - i | ||
| 20 x 40R x 3,5 - 4 | -10 °C ... +80 °C | -15 °C ... +80 °C |
| 25 x 25R x 3,5 - 4,8 | ||
| 32 x 32R x 3,969 - 4,8 | ||
| 32 x 64R x 3,969 - 4 |
| 1) | Ball screw assemblies are suitable for continuous operation at temperatures up to 80 °C with temporary peaks of 100 °C (measurements taken on the outer shell of the nut). |
Legend
| Symbol | Description | Unit |
| d0 | Nominal diameter | mm |
| P | Lead (R = right-hand) | |
| Dw | Ball diameter | mm |
| i | Number of ball track turns | |
| C | Dynamic load capacity | N |
| C0 | Static load capacity | N |
| vmax | Maximum permissible speed | m/min |
Technical notes
Dimensions
| 1) | Lube port |
| 2) | Plastic recirculation cap |
| 3) | Nut rework: Axial lube port |
Dimensions
| Size | d1 | d2 | D1 | D5 | D6 | DK | L | L3 | L4 | L8 | LK |
| g6 | |||||||||||
| mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | ||
| 20 x 40R x 3,5 - 4 | 19 | 16.4 | 38 | 63 | 50 | 37.5 | 57 mm ±0.5 | 12 | 23 | 8 | 11 |
| 25 x 25R x 3,5 - 4,8 | 24 | 21.4 | 48 | 73 | 60 | 40 | 52 mm ±0.5 | 14 | 5 | 13 | |
| 32 x 32R x 3,969 - 4,8 | 31 | 27.9 | 56 | 80 | 68 | 50 | 68 mm ±0.5 | 15 | 21 | 7.7 | 16 |
| 32 x 64R x 3,969 - 4 | 88 mm ±0.5 | 45 | 7.5 | 14 |
Legend
| Symbol | Description | Unit |
| d0 | Nominal diameter | mm |
| P | Lead (R = right-hand) | |
| Dw | Ball diameter | mm |
| i | Number of ball track turns |
Project planning information
Calculation
Mounting
Installation
Commissioning
Attention: Do not exert force on the plastic recirculation caps or allow them to collide with end stops.
Maintenance
Lubrication
Accessories
Nut housing MGS
Nut housing MGS
- Steel nut housings MGS are designed for FEM-E-S, FDM-E-S, FEP-E-S and SEM-E-S nuts.
Arrestor nut
Arrestor nut
Certification
Directives and standards
Delivery notes
load errorSafety Instructions
Required and supplementary documentation
For further instructions and information, please refer to the documentation for this product.
You can find PDF files of these documents on the Internet at www.boschrexroth.com/mediadirectory.
We would also be happy to send you the documents that you want.
If you are unsure about using this product, please contact Bosch Rexroth.
Notes
Downloads
 | Ball Screw Assemblies Manual | R320103992 | 2011-06-01 | English, French, German, Italian | PDF | 2MB Product Groups: Linear Screw Assemblies |
| Ball Screw Assemblies Manual | R320103993 | 2011-06-01 | English, German, Spanish, Portuguese | PDF | 2MB Product Groups: Linear Screw Assemblies only PDF |
| Catalog screw assemblies Catalog | R999001185 | 2021-04-01 | English | PDF | 30.7MB Product Groups: Ball Screw Assemblies, Planetary Screw Assemblies Only available as PDF - Ball screw assemblies BASA/Planetary screw assemblies PLSA |
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