QXI12 0321N
Product Parameters
| QIBR No. | QXI12 0321N | INA No. |
XI12 0321N |
| 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) | 50.4kN | Basic dynamic load rating, axial(Ca) | 146.7kN |
| Basic static load rating, axial(C0a) | 288kN | Basic dynamic load rating, radial(Cr) | 93.6kN |
| Basic static load rating, radial(C0r) | 141.3kN |
Overall Dimensions
| Inside diameter of inner ring (di) | 257.2mm | Outside diameter of outer ring(Da) | 383mm |
| Outer diameter centring length(DaZT) | - | Internal diameter on outer ring(Di) | 322mm |
| External diameter on inner ring(da) | 320mm | Internal diameter centring length(daZT) | - |
| Overall width(H) | 38mm | Weight(w) | 15kg |
Mounting Holes
| Bolt circle Dia. - outer ring(La) | 357mm | Bolt circle Dia. - inner ring(Li) | 287mm |
| Number holes - outer ring(na) | 20 | Number holes - inner ring (ni) | 20 |
| Taper type lubrication nipples, DIN 71412, approximately equi-spaced on circumference and countersunk | - | Mounting hole diameter(dB) |
- |
Gear Data
| Pitch diameter of gear(d0) | 261mm | Tooth modulus(m) | 3mm |
| Number of teeth(z) | 87 | Tooth width(b) | 34mm |
| Permissible tooth force(Fz norm) | 7.2kN | Maximum permissible tooth force(Fz max) | 10.62kN |
