Product parameters

• QIBR No. QVI25 0635N
• INA No.VI25 0635N
• 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)168.48kN
• Basic dynamic load rating, axial(Ca)391.5kN
• Basic static load rating, axial(C0a)1206kN
• Basic dynamic load rating, radial(Cr)256.5kN
• Basic static load rating, radial(C0r)540kN

Gear teeth

• Pitch diameter of gear(d0)520 mm
• Tooth modulus(m)8mm
• Number of teeth(z)65
• Tooth width(b)52mm
• Permissible tooth force(Fz norm)35.91kN
• Maximum permissible tooth force(Fz max)52.2kN

Overall Dimensions

• Inside diameter of inner ring (di)504 mm
• Outside diameter of outer ring(Da)722 mm
• Outer diameter centring length(DaZT)720mm
• Internal diameter on outer ring(Di)634 mm
• External diameter on inner ring(da)636 mm
• Internal diameter centring length(daZT)634 mm
• Overall width(H)59 mm
• Outer ring width(h)52mm
• Weight(w)70kg

Mounting Holes

• Bolt circle Dia. - outer ring(La)690 mm
• Bolt circle Dia. - inner ring(Li)580 mm
• Number holes - outer ring(na)24
• Number holes - inner ring (ni)24
• Mounting hole diameter(d_B)18mm
• Taper type lubrication nipples, DIN 71412-A M10x1, arranged evenly about the circumference and partially recessed2