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

QRK6-22E1Z

Product Parameters
QIBR No. QRK6-22E1Z  KAYDON No.
RK6-22E1Z
Bearing Type Four-Point Contact Closure Type Double Seals
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Overall Dimensions
Outside diameter (Do) 25.15" (638.81mm) Inside diameter(di) 17.09 " (434.09mm)
Internal diameter on outer ring(Di) 21.34 " (542.04mm) External diameter on inner ring(do) 21.26 " (540mm)
Internal diameter on inner ring(dr) 19.61 " (498.09mm) Overall width 2.205" (56.007mm)
Weight (lb) 96 lbs (44KG)

Mounting Holes
Bolt circle Dia. - Outer (Lo) 23.25 " ( 590.55mm) Bolt circle Dia. - Inner (Li) 18.13 " (460.5mm)
Number holes - Inner (ni) 15 Number holes - Outer (no) 12
Gear Data
Diametral pitch (Pd) 4" (101.6mm) Pressure angle of gear teeth (α) 20º
Pitch Dia. of Gear (D2) 24.75 " (628.65mm) Number of gear teeth (z) 99
Max gear tooth load (Fz) 4800lbs (21.35KN) Moment load rating (Crm) 32045ft-lbs (43453N-m)