KOYO
Cylindrical roller bearings NU344
Bearing KOYO NU344, Ø220×460×88 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 220 × 460 × 88 mm
d220Bore Ø (mm)
×
D460Outer Ø (mm)
×
B88Width (mm)
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Technical specifications
| d | 220 mm |
| D | 460 mm |
| B | 88 mm |
| r(min.) | 5 mm |
| r1(min.) | 5 mm |
| Fw | 284 mm |
| Ew | - mm |
| Basic load ratings : Cr | 1490 kN |
| Basic load ratings : C0r | 1570 kN |
| Fatigue load limit : Cu | 176 kN |
| Limiting speeds(Grease lub.) | 1100 min-1 |
| Limiting speeds(Oil lub.) | 1500 min-1 |
| sd1 | - mm |
| B1 | - mm |
| B2 | - mm |
| da(min.) | - mm |
| db(min.) | 240 mm |
| db(max.) | 279 mm |
| dc(min.) | - mm |
| dd(min.) | - mm |
| Da(max.) | 440 mm |
| Db(max.) | - mm |
| Db(min.) | - mm |
| ra(max.) | 4 mm |
| rb(max.) | 4 mm |
| (Refer.)Mass | 74.4 kg |
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KOYO NU344