Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Radial needle roller and cage assemblies / Inch series / W,W.JC | |
| Basic dynamic load rating | C | 53.8 kN |
| Basic static load rating | C0 | 81 kN |
| Fatigue load limit | Pu | 12.6 kN |
| Limiting speed | nG | 9300 r/min |
| Mass | ≈m | 0.071 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 090-010-020 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Needle roller bearings - Radial needle roller and cage assemblies - Inch series - W,W.JC | |
| Official Classification 1 | Needle roller bearings / Radial needle roller and cage assemblies / Inch series / W,W.JC |
Technical Data13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Fw | 31.750 mm | |
| Ew | 41.275 mm | |
| Bc | 31.75 mm | |
| Basic Load Ratings : Cr | 53.8 kN | |
| Basic Load Ratings : C0R | 81.0 kN | |
| Fatigue Load Limit : Cu | 12.6 kN | |
| Limiting Speeds(Grease Lub.) | 9300 min-1 | |
| Limiting Speeds(Oil Lub.) | 14000 min-1 | |
| Shaft Dia. : H5 (Max.) | 31.750 mm | |
| Shaft Dia. : H5 (Min.) | 31.740 mm | |
| Housing Bore Dia : G6(Max.) | 41.300 mm | |
| Housing Bore Dia : G6(Min.) | 41.285 mm | |
| Mass(Refer.) | 0.071 kg |
