Designation Structure
The AXRY-NGS bearing order designation consists of a basic model number and several optional suffixes:
AXRY 260 -
NGS -
SBI -
PRR50 -
H1* -
H2 -
AC -
JXXXX -
L120
Series Bore Bearing type Lubrication connection Accuracy H1 dimension* H2 dimension Alignment Regulation Lubrication
* The H1 restriction applies only to sizes 580 and 650
Basic Model Number
| Component | Description | Options |
| Construction series | Axial/radial roller bearing series | AXRY |
| Bore in mm | Bearing bore diameter | 120, 180, 200, 260, 325, 395, 460, 580, 650 |
| Bearing type | NGS generation identifier | NGS |
Suffix Descriptions
Lubrication connection
| Suffix | Description |
| (No suffix) | Only on outer ring |
| -SBI | Additionally on inner ring |
Accuracy requirements
| Suffix | Description |
| (No suffix) | Standard |
| -PRR50 | Axial and radial runout tolerances restricted |
| -PRR30** | Axial and radial runout tolerances high precision |
** PRR30 only available for bore diameters 260-650 mm
Connection dimension H1
* Only applies to sizes 580 and 650
| Suffix | Description |
| (No suffix) | Standard |
| -H1 | Restricted connection dimension H1 |
Connection dimension H2
| Suffix | Description |
| (No suffix) | Standard |
| -H2 | Restricted connection dimension H2 |
Bearing alignment
| Suffix | Description |
| (No suffix) | Standard |
| -AC | Customized alignment |
Regulation
| Suffix | Description |
| (No suffix) | Standard |
| -JXXXX | Customized regulation (number is issued by myonic) |
Lubrication
| Suffix | Description |
| (No suffix) | Standard grease |
| -L120 | Bearing ungreased, only preserved (e.g. for oil lubrication) |
| -GXXX | Special grease (number is issued by myonic) |
Order Examples
| Complete Model Number | Description |
| AXRY 325-NGS | Bore 325 mm, NGS standard configuration |
| AXRY 460-NGS-SBI | Bore 460 mm, outer ring with additional inner ring lubrication connection (-SBI) |
| AXRY 260-NGS-PRR50 | Bore 260 mm, axial and radial runout tolerances restricted |
| AXRY 325-NGS-PRR30 | Bore 325 mm, axial and radial runout tolerances high precision |
| AXRY 580-NGS-H1-H2 | Bore 580 mm, restricted connection dimensions H1 and H2 |
| AXRY 395-NGS-AC | Bore 395 mm, customized alignment |
| AXRY 260-NGS-L120 | Bore 260 mm, ungreased (preserved only, suitable for oil lubrication systems) |
| AXRY 200-NGS-G123 | Bore 200 mm, special grease number 123 |
| AXRY 325-NGS-J1234 | Bore 325 mm, customized regulation number 1234 |
| AXRY 650-NGS-SBI-PRR50-H1-AC | Bore 650 mm, with inner ring lubrication connection, restricted accuracy, restricted H1 dimension, customized alignment |
Ordering Information
Please Provide When Ordering
- Complete product model number (including all suffixes)
- Required quantity
- Expected delivery date
- Special requirements (if any)
Special Configurations
For configurations beyond the standard catalog (such as special grease, special accuracy, or customized design), email sales@eb-system.com to discuss feasibility and delivery time.
