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Description
- The bearing assembly consists of:
- precision flanged housing made of steel
- 2 pre-tensioned angular-contact thrust ball bearings
- Slotted nut
- Covers
Features
- Radial shaft seal
- Suitable for screw ends in Forms 81, 81A
Product description
Fixed bearing with angular-contact thrust ball bearing
Technical data
| Size | Ball bearing | Slotted nut | Pillow block unit assembly | ||
| d0 | C | C0 | max. axial load | MA | m |
| N | N | N | Nm | kg | |
| 25 | 25900 | 40500 | 32000 | 15 | 1.84 |
| 32 | 18 | 1.81 | |||
| 40 | 29900 | 58500 | 46400 | 25 | 3.13 |
| 32 | 3.03 | ||||
Legend
| Symbol | Description | Unit |
| d0 | Nominal diameter | |
| C | Dynamic load capacity | N |
| C0 | Static load capacity | N |
| MA | Tightening torque | Nm |
| m | Mass | kg |
Fields of application
Suitable for screw ends: Form
| 81 81A | |
| Variant | 176, 207, 252, 311 |
Dimensions

| 1) | Depth Q |
Dimensions
| Size | d0 | 25 | 32 | 40 | ||
| Ball bearing | d | mm | 17 | 20 | 25 | 30 |
| D | mm | 47 | 62 | |||
| B | mm | 30 | ||||
| A | mm | 80 | 100 | |||
| d3 | H8 | mm | 45 | 57 | ||
| D1 | g6 | mm | 70 | 85 | ||
| D2 | mm | 72 | 90 | |||
| D3 | mm | 106 | 130 | |||
| L | mm | 60 | 66 | |||
| L1 | mm | 32 | 33 | |||
| L2 | mm | 15 | 18 | |||
| L3 | mm | 10 | 12 | |||
| L6 | mm | 3 | 4 | |||
| P | mm | M5 | M6 | |||
| Q | mm | 10 | 12 | |||
| V | mm | 58 | 70 | |||
| W | mm | 88 | 110 | |||
| X | mm | 9 | 11 | |||
| Y | mm | 14 | 17.5 | |||
| Z | mm | 8.5 | 11 | |||
Legend
| Symbol | Description |
| d0 | Nominal diameter |
Project planning information
Separate technical size selection to determine limit values is is essential for all additional components (e.g. pillow block units, assembly group Bearing Unit etc.).
Safety Instructions
load errorDownloads
| 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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