KOYO
Cylindrical roller bearings NH234R
Bearing KOYO NH234R, Ø170×310×52 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 170 × 310 × 52 mm
d170Bore Ø (mm)
×
D310Outer Ø (mm)
×
B52Width (mm)
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Technical specifications
| d | 170 mm |
| D | 310 mm |
| B | 52 mm |
| r(min.) | 4 mm |
| r1(min.) | 4 mm |
| Fw | 207 mm |
| Ew | - mm |
| Basic load ratings : Cr | 754 kN |
| Basic load ratings : C0r | 802 kN |
| Fatigue load limit : Cu | 98.7 kN |
| Limiting speeds(Grease lub.) | 1900 min-1 |
| Limiting speeds(Oil lub.) | 2200 min-1 |
| sd1 | 220.8 mm |
| B1 | 12 mm |
| B2 | 20 mm |
| da(min.) | 186 mm |
| db(min.) | - mm |
| db(max.) | - mm |
| dc(min.) | - mm |
| dd(min.) | - mm |
| Da(max.) | 294 mm |
| Db(max.) | - mm |
| Db(min.) | - mm |
| ra(max.) | 3 mm |
| rb(max.) | 3 mm |
| (Refer.)Mass | 20.9 kg |
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KOYO NH234R