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 | 220 mm |
| Outside diameter | D | 340 mm |
| Width | B | 112 mm |
| Basic dynamic load rating | C | 486 kN |
| Basic static load rating | C0 | 636 kN |
| Fatigue load limit | Pu | 19.6 kN |
| Limiting speed | nG | 1100 r/min |
| Mass | ≈m | 37.8 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 | 220 mm | |
| D | 340 mm | |
| B | 112 mm | |
| R(Min.) | 3 mm | |
| R1(Min.) | - mm | |
| Basic Load Ratings : Cr | 486 kN | |
| Basic Load Ratings : C0R | 636 kN | |
| Fatigue Load Limit : Cu | 19.6 kN | |
| Limiting Speeds(Grease Lub.) | 1100 min-1 | |
| Limiting Speeds(Oil Lub.) | 1500 min-1 | |
| Load Center Spread : A | 178.9 mm | |
| Db(Min.) | 234 mm | |
| Da(Max.) | 326 mm | |
| Ra(Max.) | 2.5 mm | |
| Rb(Max.) | 1 mm | |
| Mass(Refer.) | 37.8 kg |
