One of the core industrial bearings of QIBR, the strongest support for your industry!

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) 35.19kNMaximum permissible tooth force(Fz max) 51.21kN