KOYO
Spherical roller bearings 23280RK+H3280
Bearing KOYO 23280RK+H3280, Ø400×720×256 mm. Request a quote — worldwide shipping.
Type Spherical roller bearings
Dimensions
Ø 400 × 720 × 256 mm
d400Bore Ø (mm)
×
D720Outer Ø (mm)
×
B256Width (mm)
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Technical specifications
| d1 | 380 mm |
| B1 | 328 mm |
| d2 | 520 mm |
| B2 | 62 mm |
| B3 | 82 mm |
| d | 400 mm |
| D | 720 mm |
| B | 256 mm |
| r(min.) | 6 mm |
| Basic load ratings : Cr | 6540 kN |
| Basic load ratings : C0r | 9850 kN |
| Limiting speeds(Grease lub.) | 350 min-1 |
| Limiting speeds(Oil lub.) | 470 min-1 |
| Constant e | 0.37 |
| Axial load factors : Y1 | 1.80 |
| Axial load factors : Y2 | 2.69 |
| Axial load factors : Y0 | 1.76 |
| A(min.) | - mm |
| K(min.) | - mm |
| de(min.) | 427 mm |
| b(min.) | 15 mm |
| (Refer.)Mass | 539 kg |
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KOYO 23280RK+H3280