Product parameters

• QIBR No. QXA18 0309N
• INA No.XA18 0309N
• Bearing Type Four Point Contact
• Closure Type Double Seal
• Bearing Material 42CrMo, 50Mn, Stainless Steel
• Seal Material FPM, NBR

Load Capacity

• Maximum permissible radial load against friction lock(Frper)93.6kN
• Basic dynamic load rating, axial(Ca)260kN
• Basic static load rating, axial(C0a)423kN
• Basic dynamic load rating, radial(Cr)163kN
• Basic static load rating, radial(C0r)203kN

Gear teeth

• Pitch diameter of gear(d0)400mm
• Tooth modulus(m)5mm
• Number of teeth(z)80
• Tooth width(b)52.5mm
• Permissible tooth force(Fz norm)13.6kN
• Maximum permissible tooth force(Fz max)21.3kN

Overall Dimensions

• Inside diameter of inner ring (di)235mm
• Outside diameter of outer ring(Da)408.4mm
• Internal diameter on outer ring(Di)310mm
• External diameter on inner ring(da)308mm
• Overall width(H)60mm
• Outer ring width(h)52.5mm
• Weight(w)29.1kg

Mounting Holes

• Bolt circle Dia. - outer ring(La)359mm
• Bolt circle Dia. - inner ring(Li)259mm
• Number holes - outer ring(na)24
• Number holes - inner ring (ni)24
• Mounting hole diameter(d_B)13