This page explains the complete designation system for myonic AXCR cross roller bearings. Understanding the code system helps you accurately specify the bearing specifications you require.
Designation Structure
The complete part number for AXCR bearings consists of the following components:
AXCR 210 - U SA - P2 - CL - JXXXX - L120
Series Bore Type Fastening Accuracy Preload Design Lubrication
| Code Part | Description | Example |
|---|---|---|
| AXCR | Series name - Cross roller bearing | AXCR |
| XXX | Bore diameter (mm) | 80, 130, 210, 360... |
| -U / -S / -M | Bearing type | -U, -S, -M |
| SA / SS | Fastening method | SA, SS |
| -P2 / -UP / -PRR50 | Accuracy grade (optional) | -P2, -UP, -PRR50 |
| -CL / -CP | Preload grade (optional) | -CL, -CP |
| -JXXXX | Customized design (optional) | -J1234 |
| -L120 / -GXXX | Lubrication method (optional) | -L120, -G001 |
Bearing Type
| Code | Type | Description |
|---|---|---|
| U | Standard design | One-piece ring design, bore tolerance 0/negative |
| S | Equal height design | One-piece ring equal height design, bore tolerance 0/positive |
| M | Customized design | One-piece ring customized design (manufactured to customer requirements) |
Fastening Method
| Code | Fastening Method | Description |
|---|---|---|
| SA | Counterbores Opposite | The counterbores of inner and outer rings are on opposite sides |
| SS | Counterbores Identical | The counterbores of inner and outer rings are on the same side |
Other fastening methods available upon request
Accuracy Grade
| Code | Accuracy Grade | Applicable Type | Description |
|---|---|---|---|
| None | Standard running accuracy | All series | AXCR-U or AXCR-M = P4 grade AXCR-S = Standard grade |
| P2 | Restricted running accuracy | AXCR-U or AXCR-M only | Higher accuracy requirements |
| UP | Ultra-precision running | AXCR-U or AXCR-M only | Highest accuracy grade |
| PRR50 | Restricted running accuracy | AXCR-S only | AXCR-S specific high accuracy grade |
Preload Grade
| Code | Preload Status | Description |
|---|---|---|
| None | Standard preload | Factory standard preload setting |
| CL | Light preload | Lower preload value (Slight preload) |
| CP | Clearance | Configuration with clearance |
Design Code
| Code | Design Type | Description |
|---|---|---|
| None | Catalog standard design | Standard specifications according to product catalog |
| JXXXX | Customized design | Customized design number (assigned by myonic) |
Lubrication Method
| Code | Lubrication Status | Description |
|---|---|---|
| None | Standard grease | Pre-filled with standard grease from factory |
| L120 | Ungreased, preservative only | Suitable for oil lubrication applications (e.g. for oil lubrication) |
| GXXX | Special grease | Special grease number (assigned by myonic) |
Part Number Examples
Example 1: AXCR 210-USA
- AXCR - Cross roller bearing series
- 210 - Bore diameter 210 mm
- U - Standard design
- SA - Counterbores opposite fastening
- Standard accuracy (P4), standard preload, standard grease
Example 2: AXCR 150-SSS-PRR50
- AXCR - Cross roller bearing series
- 150 - Bore diameter 150 mm
- S - Equal height design
- SS - Counterbores identical fastening
- PRR50 - Restricted running accuracy (AXCR-S specific)
Example 3: AXCR 210-USA-P2-CL-JXXXX-L120
- AXCR - Cross roller bearing series
- 210 - Bore diameter 210 mm
- U - Standard design
- SA - Counterbores opposite fastening
- P2 - Restricted running accuracy
- CL - Light preload
- JXXXX - Customized design
- L120 - Ungreased (for oil lubrication)
Available Sizes
AXCR-U Standard Sizes
80, 90, 115, 160, 210, 270, 350, 450, 540 mm
AXCR-S Standard Sizes
130, 150, 180, 220, 280, 360 mm
For detailed dimension specifications, please refer to:
Ordering Instructions
Please Provide When Ordering
- Complete product part number
- Required quantity
- Special requirements (if any)
- Delivery time requirements
For any ordering questions, please contact the myonic sales team or application engineers.
CAD Model Downloads
TraceParts Platform
CAD models and data sheets for AXCR bearings can be downloaded from the TraceParts platform:
Go to TraceParts Downloads →