Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Heavy-duty needle roller bearings / Inch series, caged, without inner ring | |
| Outside diameter | D | 61.913 mm |
| Basic dynamic load rating | C | 65.4 kN |
| Basic static load rating | C0 | 117 kN |
| Fatigue load limit | Pu | 18.1 kN |
| Limiting speed | nG | 6000 r/min |
| Mass | ≈m | 0.236 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 090-030-020 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Needle roller bearings - Heavy-duty needle roller bearings - Inch series, caged, without inner ring | |
| Official Classification 1 | Needle roller bearings / Heavy-duty needle roller bearings / Inch series, caged, without inner ring |
Technical Data21 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Fw | 47.625 mm | |
| D | 61.913 D | |
| C(B) | 31.750 mm | |
| R(Min.) | 1.52 mm | |
| Used With Inner Ring No. | IR-253020 | |
| Basic Load Ratings : Cr | 65.4 kN | |
| Basic Load Ratings : C0R | 117? kN | |
| Fatigue Load Limit : Cu | 18.1 kN | |
| Limiting Speeds(Grease Lub.) | 6000 min-1 | |
| Limiting Speeds(Oil Lub.) | 9200 min-1 | |
| (Refer.)Mass | 0.236 kg | |
| Recommended Dimensions Clearance Fit : S(Max.) | 47.625 mm | |
| Recommended Dimensions Clearance Fit : S(Min.) | 47.610 mm | |
| Recommended Dimensions Clearance Fit : H(Max.) | 61.943 mm | |
| Recommended Dimensions Clearance Fit H(Min.) | 61.913 mm | |
| Recommended Dimensions Tight Transition Fit : S(Max.) | 47.600 mm | |
| Recommended Dimensions Tight Transition Fit : S(Min.) | 47.584 mm | |
| Recommended Dimensions Tight Transition Fit : H(Max.) | 61.905 mm | |
| Recommended Dimensions Tight Transition Fit : H(Min.) | 61.874 mm | |
| Shoulder Dia. : Da | 57.15 | |
| Mass(Refer.) | 0.236 kg |
