Product parameters

• QIBR No. QRKS.21 0411
• SKF No. RKS.21 0411
• Bearing Type Four Point Contact
• Closure Type Double Seal
• Bearing Material 42CrMo, 50Mn, Stainless Steel
• Seal Material FPM, NBR

Basic Load Ratings

• Axial dynamic load (C)160KN
• Static Load(C0) 280KN

Overall Dimensions

• Raceway diameter(dm)411mm
• Outside diameter (D)505mm
• Inside diameter(d)304mm
• Internal diameter on outer ring(D2) 412.5mm
• External diameter on inner ring(d2)409.5mm
• Internal Diameter on Inner Ring (d1)368mm
• Overall width 56mm
• Weight (kg) 32kg

Mounting Holes

• Bolt circle Dia.-Outer(Je)455mm
• Number holes - Outer (Ne)10
• Bolt hole Dia. -Outer (Ke)M12
• Bolt circle Dia. - Inner (Ji)332mm
• Number holes - Inner (Ni)12
• Bolt hole Dia. -Inner (Ki)18mm

Gear Data

• Gear pitch circle Dia. (do)495mm
• Modulus(m)5mm
• Number of gear teeth (z)99