KOYO
Cylindrical roller bearings NNU4938
Bearing KOYO NNU4938, Ø190×260×69 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 190 × 260 × 69 mm
d190Bore Ø (mm)
×
D260Outer Ø (mm)
×
B69Width (mm)
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Technical specifications
| d | 190 mm |
| D | 260 mm |
| B | 69 mm |
| r(min.) | 2 mm |
| Fw | 210 mm |
| Ew | - mm |
| Basic load ratings : Cr | 581 kN |
| Basic load ratings : C0r | 996 kN |
| Fatigue load limit : Cu | 119 kN |
| Limiting speeds(Grease lub.) | 2000 min-1 |
| Limiting speeds(Oil lub.) | 2400 min-1 |
| da(min.) | 199 mm |
| da(max.) | 207 mm |
| db(min.) | 215 mm |
| Da(max.) | 251 mm |
| Da(min.) | - mm |
| ra(max.) | 2 mm |
| (Refer.)Mass | 11.0 kg |
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KOYO NNU4938