KOYO
Cylindrical roller bearings NNU4960
Bearing KOYO NNU4960, Ø300×420×118 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 300 × 420 × 118 mm
d300Bore Ø (mm)
×
D420Outer Ø (mm)
×
B118Width (mm)
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Technical specifications
| d | 300 mm |
| D | 420 mm |
| B | 118 mm |
| r(min.) | 3 mm |
| Fw | 339 mm |
| Ew | - mm |
| Basic load ratings : Cr | 1470 kN |
| Basic load ratings : C0r | 2720 kN |
| Fatigue load limit : Cu | 285 kN |
| Limiting speeds(Grease lub.) | 1100 min-1 |
| Limiting speeds(Oil lub.) | 1300 min-1 |
| da(min.) | 313 mm |
| da(max.) | 335 mm |
| db(min.) | 343 mm |
| Da(max.) | 407 mm |
| Da(min.) | - mm |
| ra(max.) | 2.5 mm |
| (Refer.)Mass | 51.9 kg |
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KOYO NNU4960