QXI20 0720N
Product Parameters
| QIBR No. | QXI20 0720N | INA No. |
XI20 0720N |
| Bearing Type | Crossed Cyclindrical Roller | Closure Type | Double Seals |
| Bearing Material | 42CrMo, 50Mn etc | Seal Material | FPM, NBR |
| Maximum permissible radial load against friction lock(Frper) | 234kN | Basic dynamic load rating, axial(Ca) | 450kN |
| Basic static load rating, axial(C0a) | 954kN | Basic dynamic load rating, radial(Cr) | 283.5kN |
| Basic static load rating, radial(C0r) | 468kN |
Overall Dimensions
| Inside diameter of inner ring (di) | 584mm | Outside diameter of outer ring(Da) | 812mm |
| Outer diameter centring length(DaZT) | 810mm | Internal diameter on outer ring(Di) | 721mm |
| External diameter on inner ring(da) | 719mm | Internal diameter centring length(daZT) | 717mm |
| Overall width(H) | 58mm | Weight(w) | 84kg |
Mounting Holes
| Bolt circle Dia. - outer ring(La) | 780mm | Bolt circle Dia. - inner ring(Li) | 660mm |
| Number holes - outer ring(na) | 40 | Number holes - inner ring (ni) | 40 |
| Taper type lubrication nipples, DIN 71412, approximately equi-spaced on circumference and countersunk | 1 | Mounting hole diameter(dB) |
18mm |
Gear Data
| Pitch diameter of gear(d0) | 600mm | Tooth modulus(m) | 8mm |
| Number of teeth(z) | 75 | Tooth width(b) | 51mm |
| Permissible tooth force(Fz norm) | 35.19kN | Maximum permissible tooth force(Fz max) | 51.21kN |
