KOYO
Cylindrical roller bearings NJ210R
Bearing KOYO NJ210R, Ø50×90×20 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 50 × 90 × 20 mm
d50Bore Ø (mm)
×
D90Outer Ø (mm)
×
B20Width (mm)
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Technical specifications
| d | 50 mm |
| D | 90 mm |
| B | 20 mm |
| r(min.) | 1.1 mm |
| r1(min.) | 1.1 mm |
| Fw | 59.5 mm |
| Ew | - mm |
| Basic load ratings : Cr | 82.5 kN |
| Basic load ratings : C0r | 71.9 kN |
| Fatigue load limit : Cu | 9.85 kN |
| Limiting speeds(Grease lub.) | 7100 min-1 |
| Limiting speeds(Oil lub.) | 8500 min-1 |
| sd1 | - mm |
| B1 | - mm |
| B2 | - mm |
| da(min.) | - mm |
| db(min.) | 56.5 mm |
| db(max.) | 58 mm |
| dc(min.) | - mm |
| dd(min.) | - mm |
| Da(max.) | 83.5 mm |
| Db(max.) | - mm |
| Db(min.) | - mm |
| ra(max.) | 1 mm |
| rb(max.) | 1 mm |
| (Refer.)Mass | 0.511 kg |
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KOYO NJ210R