KOYO
Spherical roller bearings 21306RZK+H306X
Bearing KOYO 21306RZK+H306X, Ø30×72×19 mm. Request a quote — worldwide shipping.
Type Spherical roller bearings
Dimensions
Ø 30 × 72 × 19 mm
d30Bore Ø (mm)
×
D72Outer Ø (mm)
×
B19Width (mm)
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Technical specifications
| d1 | 25 mm |
| B1 | 31 mm |
| d2 | 45 mm |
| B2 | 8 mm |
| B3 | - mm |
| d | 30 mm |
| D | 72 mm |
| B | 19 mm |
| r(min.) | 1.1 mm |
| Basic load ratings : Cr | 74.2 kN |
| Basic load ratings : C0r | 62.7 kN |
| Limiting speeds(Grease lub.) | 7200 min-1 |
| Limiting speeds(Oil lub.) | 9600 min-1 |
| Constant e | 0.27 |
| Axial load factors : Y1 | 2.49 |
| Axial load factors : Y2 | 3.71 |
| Axial load factors : Y0 | 2.43 |
| A(min.) | 15 mm |
| K(min.) | 50 mm |
| de(min.) | 34 mm |
| b(min.) | 6 mm |
| (Refer.)Mass | 0.538 kg |
KOYO 21306RZK+H306X