Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Vacuum / EXSEV-PN | |
| Bore diameter | d | 4 mm |
| Outside diameter | D | 12 mm |
| Width | B | 4 mm |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 300-020-141 |
Classification3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Special Environment Bearing - Vacuum - EXSEV-PN | |
| Official Classification 1 | Special Environment Bearing / Vacuum / EXSEV-PN | |
| Official Classification 2 | Special Environment Bearing / High-temperature / EXSEV-PN |
Technical Data11 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 4 mm | |
| D | 12 mm | |
| B | 4 mm | |
| r | 0.2 mm | |
| Basic Load Rating: Cr | 0.8 | |
| Basic Load Rating: C0R | 0.3 | |
| Coefficient:F0 | 12.4 | |
| Allowable Radial Load | 30 N | |
| Allowable Rotation Speed | 1,000 min -1 | |
| Temperature | -30～300 °C | |
| Vacuum(Pa) | 10 -5 |
