Four-point Angular Contact Ball BearingsQJ222MA Bearing

Four-point Angular Contact Ball Bearings are a type of ball bearings that are designed to handle high radial and axial loads in both directions. These bearings feature four contact points between the inner and outer rings, providing increased rigidity and greater load capacity compared to other types of bearings.

With their unique design, four-point angular contact ball bearings are ideal for applications where space is limited and high precision is required. This type of bearing is commonly used in applications such as robotics, machine tools, and heavy machinery.

One of the key benefits of utilizing four-point angular contact ball bearings is their ability to handle both radial and axial loads simultaneously. This makes them an ideal choice for applications where both types of loads are present. Additionally, their enhanced load-bearing capacity allows for higher performance and longer lifespan, which results in lower maintenance costs and downtime.


VAFEM (Shang Hai) Bearing Technology Co.,Ltd
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Four-point Angular Contact Ball Bearings

Dimension and Parameters

Bearing NO.
New :QJ222MA
Old :176222
Boundary dimensions(mm)
d :110
D :200
B :38
r 1.2min :2.1
Basic load ratings(kN)
Cr :265
Cor :305
Limiting speed(rpm)
Grease :2400
Oil :3400
Application point
a :109
Abutment and fillet dimensions(mm)
da min :122
Da max :188
ra max :2
Value
e :0.95
x :0.6
Y1 :0.66
Y2 :1.07
Y0 :0.58
Weight (kg)
Refer :5.71
Part Number:
d:
D:
B:
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