KOYO
Cylindrical roller bearings N238
Bearing KOYO N238, Ø190×340×55 mm. Request a quote — worldwide shipping.
Type Cylindrical roller bearings
Dimensions
Ø 190 × 340 × 55 mm
d190Bore Ø (mm)
×
D340Outer Ø (mm)
×
B55Width (mm)
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Technical specifications
| d | 190 mm |
| D | 340 mm |
| B | 55 mm |
| r(min.) | 4 mm |
| r1(min.) | 4 mm |
| Fw | mm |
| Ew | - mm |
| Basic load ratings : Cr | 694 kN |
| Basic load ratings : C0r | 768 kN |
| Fatigue load limit : Cu | 91.3 kN |
| Limiting speeds(Grease lub.) | 1700 min-1 |
| Limiting speeds(Oil lub.) | 2000 min-1 |
| sd1 | - mm |
| B1 | - mm |
| B2 | - mm |
| da(min.) | - mm |
| db(min.) | mm |
| db(max.) | mm |
| dc(min.) | - mm |
| dd(min.) | - mm |
| Da(max.) | 324 mm |
| Db(max.) | - mm |
| Db(min.) | - mm |
| ra(max.) | 3 mm |
| rb(max.) | 3 mm |
| (Refer.)Mass | kg |
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KOYO N238