Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Single-row / Open type | |
| Bore diameter | d | 280 mm |
| Outside diameter | D | 420 mm |
| Width | B | 44 mm |
| Basic dynamic load rating | C | 302 kN |
| Basic static load rating | C0 | 331 kN |
| Fatigue load limit | Pu | 11.7 kN |
| Limiting speed | nG | 1300 r/min |
| Mass | ≈m | 22.9 kg |
| Sealing | Open |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 010-010-010 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Deep groove ball bearings - Single-row - Open type | |
| Official Classification 1 | Deep groove ball bearings / Single-row / Open type |
Technical Data14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 280 mm | |
| D | 420 mm | |
| B | 44 mm | |
| R(Min.) | 3 mm | |
| Basic Load Ratings : Cr | 302 kN | |
| Basic Load Ratings : C0R | 331 kN | |
| Fatigue Load Limit : Cu | 11.7 kN | |
| Factor : F0 | 14.7 | |
| Limiting Speeds(Grease Lub.) | 1300 min-1 | |
| Limiting Speeds(Oil Lub.) | 1500 min-1 | |
| Da(Min.) | 293 mm | |
| Da(Max.) | 407 mm | |
| Ra(Max.) | 2.5 mm | |
| Mass(Refer.) | 22.9 kg |