KOYO
Needle roller bearings HJ-202820
Bearing KOYO HJ-202820, Ø31.75×44.45×31.75 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 31,75 × 44,45 × 31,75 mm
d31,75Bore Ø (mm)
×
D44,45Outer Ø (mm)
×
B31,75Width (mm)
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Technical specifications
| Fw | 31.750 mm |
| D | 44.450 D |
| C(B) | 31.750 mm |
| r(min.) | 1.02 mm |
| Used with inner ring No. | IR-162020 |
| Basic load ratings : Cr | 46.3 kN |
| Basic load ratings : C0r | 75.2 kN |
| Fatigue load limit : Cu | 11.7 kN |
| Limiting speeds(Grease lub.) | 9100 min-1 |
| Limiting speeds(Oil lub.) | 14000 min-1 |
| Recommended dimensions - Clearance fit : S(max.) | 31.750 mm |
| Recommended dimensions - Clearance fit : S(min.) | 31.735 mm |
| Recommended dimensions - Clearance fit : H(max.) | 44.475 mm |
| Recommended dimensions - Clearance fit H(min.) | 44.450 mm |
| Recommended dimensions - Tight transition fit : S( | 31.709 mm |
| Recommended dimensions - Tight transition fit : H( | 44.417 mm |
| Shoulder dia. : Da | 39.67 |
| (Refer.)Mass | 0.145 kg |
KOYO HJ-202820