QXA20 0720N
Product Parameters
| QIBR No. | QXA20 0720N | KAYDON No. |
XA20 0720N |
| Bearing Type | Four Point Contact | Closure Type | Double Seals |
| Bearing Material | 42CrMo, 50Mn etc | Seal Material | FPM, NBR |
| Maximum permissible radial load against friction lock(Frper) | 216.3kN | Basic dynamic load rating, axial(Ca) | 483kN |
| Basic static load rating, axial(C0a) | 1152kN | Basic dynamic load rating, radial(Cr) | 302kN |
| Basic static load rating, radial(C0r) | 602kN |
Overall Dimensions
| Inside diameter of inner ring (di) | 630mm | Outside diameter of outer ring(Da) | 844.3mm |
| Internal diameter on outer ring(Di) | 721mm | External diameter on inner ring(da) | 719mm |
| Overall width(H) | 59mm | Outer ring width(h) | 52mm |
| Weight(w) | 86.2kg |
Mounting Holes
| Bolt circle Dia. - outer ring(La) | 780mm | Bolt circle Dia. - inner ring(Li) | 662mm |
| Number holes - outer ring(na) | 30 | Number holes - inner ring (ni) | 30 |
| Mounting hole diameter(dB) | 30mm |
Gear Data
| Pitch diameter of gear(d0) | 834mm | Tooth modulus(m) | 6mm |
| Number of teeth(z) | 139 | Tooth width(b) | 52mm |
| Permissible tooth force(Fz norm) | 22.3kN | Maximum permissible tooth force(Fz max) | 34.5kN |
