Product parameters

• QIBR No. QXI12 0420N
• INA No.XI12 0420N
• Bearing Type Crossed roller
• Closure Type Double Seal
• Bearing Material 42CrMo, 50Mn, Stainless Steel
• Seal Material FPM, NBR

Load Capacity

• Maximum permissible radial load against friction lock(Frper)59.49kN
• Basic dynamic load rating, axial(Ca)170.1kN
• Basic static load rating, axial(C0a)378kN
• Basic dynamic load rating, radial(Cr)108kN
• Basic static load rating, radial(C0r)185.4kN

Gear teeth

• Pitch diameter of gear(d0)340 mm
• Tooth modulus(m)4mm
• Number of teeth(z)85
• Tooth width(b)34mm
• Permissible tooth force(Fz norm)11.07kN
• Maximum permissible tooth force(Fz max)16.02kN

Overall Dimensions

• Inside diameter of inner ring (di)332 mm
• Outside diameter of outer ring(Da)486 mm
• Outer diameter centring length(DaZT)484mm
• Internal diameter on outer ring(Di)421 mm
• External diameter on inner ring(da)419 mm
• Internal diameter centring length(daZT)417mm
• Overall width(H)39 mm
• Outer ring width(h)34mm
• Weight(w)23kg

Mounting Holes

• Bolt circle Dia. - outer ring(La)462 mm
• Bolt circle Dia. - inner ring(Li)378 mm
• Number holes - outer ring(na)16
• Number holes - inner ring (ni)16
• Mounting hole diameter(d_B)14mm
• Taper type lubrication nipples, DIN 71412, approximately equi-spaced on circumference and countersunk1