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

QRKS.22 0641

Product Parameters
QIBR No. QRKS.22 0641 SKF No. RKS.22 0641
Bearing Type Four Point Contact Closure Type Double Seal
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Axial dynamic load (C) 190KN Static Load(C0) 396KN
Overall Dimensions
Raceway diameter(dm) 641mm Outside diameter (D) 748mm
Inside diameter(d) 546mm External Diameter on Outer Ring (D1) 684mm
Internal diameter on outer ring(D2) 642.5mm External diameter on inner ring(d2) 639.5mm
Internal Diameter on Inner Ring (d1) / Overall width 56mm
Weight (kg) 48kg

Mounting Holes
Bolt circle Dia.-Outer(Je) 720mm Number holes - Outer (Ne) 12
Bolt circle Dia. - Inner (Ji) 605mm Number holes - Inner (Ni) 18
Bolt hole Dia. -Inner&Outer (Ke &Ki) 18mm
Gear Data
Gear pitch circle Dia. (do) 558mm Modulus(m) 6mm
Number of gear teeth (z) 93