Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Matched pair / Face-to-face / With machined cage | |
| Bore diameter | d | 320 mm |
| Outside diameter | D | 480 mm |
| Width | B | 148 mm |
| Basic dynamic load rating | C | 887 kN |
| Basic static load rating | C0 | 1440 kN |
| Fatigue load limit | Pu | 37.3 kN |
| Limiting speed | nG | 950 r/min |
| Mass | ≈m | 92 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 020-020-020 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Angular contact ball bearings - Matched pair - Face-to-face - With machined cage | |
| Official Classification 1 | Angular contact ball bearings / Matched pair / Face-to-face / With machined cage |
Technical Data16 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 320 mm | |
| D | 480 mm | |
| B | 148 mm | |
| R(Min.) | 4 mm | |
| R1(Min.) | - mm | |
| Basic Load Ratings : Cr | 887 kN | |
| Basic Load Ratings : C0R | 1440 kN | |
| Fatigue Load Limit : Cu | 37.3 kN | |
| Limiting Speeds(Grease Lub.) | 950 min-1 | |
| Limiting Speeds(Oil Lub.) | 1200 min-1 | |
| Load Center Spread : A | 156.9 mm | |
| Db(Min.) | 338 mm | |
| Da(Max.) | 462 mm | |
| Ra(Max.) | 3 mm | |
| Rb(Max.) | 1.5 mm | |
| Mass(Refer.) | 92.0 kg |
