Four-point Angular Contact Ball BearingsQJ1264N2MA 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 :QJ1264N2MA
Old :
Boundary dimensions(mm)
d :320
D :580
B :105
r 1.2min :5
Basic load ratings(kN)
Cr :923
Cor :2040
Limiting speed(rpm)
Grease :800
Oil :1100
Application point
a :450
Abutment and fillet dimensions(mm)
da min :342
Da max :558
ra max :4
Value
e :1.34
x :0.54
Y1 :0.47
Y2 :0.81
Y0 :0.44
Weight (kg)
Refer :130
Part Number:
d:
D:
B:
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