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 | Double-row / Shielded ZZ | |
| Bore diameter | d | 50 mm |
| Outside diameter | D | 110 mm |
| Width | B | 44.4 mm |
| Basic dynamic load rating | C | 102 kN |
| Basic static load rating | C0 | 62.2 kN |
| Fatigue load limit | Pu | 3.2 kN |
| Limiting speed | nG | 3600 r/min |
| Mass | ≈m | 1.93 kg |
| Sealing | Shielded ZZ |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 020-030-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Angular contact ball bearings - Double-row - Shielded ZZ | |
| Official Classification 1 | Angular contact ball bearings / Double-row / Shielded ZZ |
Technical Data15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 50 mm | |
| D | 110 mm | |
| B | 44.4 mm | |
| R(Min.) | 2 mm | |
| Basic Load Ratings : Cr | 102 kN | |
| Basic Load Ratings : C0R | 62.2 kN | |
| Fatigue Load Limit : Cu | 3.20 kN | |
| Limiting Speeds(Grease Lub.) | 3600 min-1 | |
| Limiting Speeds(Oil Lub.) | 4800 min-1 | |
| Load Center Spread : A | 56.6 mm | |
| Da(Min.) | 60 mm | |
| Da(Max.) | 64.4 mm | |
| Da(Max.) | 100 mm | |
| Ra(Max.) | 2 mm | |
| Mass(Refer.) | 1.93 kg |
