QJ322 four point contact ball bearing 110x240x50mm (also called rolling mill bearing) is used in rolling mill for the production of steel plates, hot-rolled and cold-rolled strips/coils, hot-rolled bars, rods, tube rounds, structural shapes and rails.
Boundary dimensions(mm)
Basic load rating (kN)
Speed rating
Designation
Weight
Equivalent to foreign designations(For your information)
(rpm)
d
D
B
rmin
Cr
Cor
Grease
Oil
(kg)
110
240
50
3
328
387
1800
2600
QJ322
12.5
QJ322N2
QJ322N2MPA
QJ322
QJ322
More other bearings for your choice (a wide range of designation/sizes available):
. Four-row cylindrical roller bearings
. Double-row cylindrical roller bearings
. Four-point contact ball bearings
. Double row angular contact ball bearings
. Bilateral double-row thrust tapered roller bearings
. Deep groove ball bearings, single-row cylindrical roller bearings
. Spherical roller bearings













