Single Row Cylindrical Roller BearingsNJ224EM Bearing

Single row cylindrical roller bearings are a type of bearing that is designed to support heavy radial loads and high speeds. They are commonly used in industries such as machine tools, paper mills, and electric motors where high precision and reliability are crucial.

These bearings consist of a cylindrical roller and raceway, and are available in a variety of sizes and designs. They can be either integral or separable, and can be designed with different cage materials, such as steel, brass, and polyamide.

One of the main advantages of single row cylindrical roller bearings is their ability to accommodate axial loads in one direction. This makes them particularly useful in applications where axial loads are present and a certain degree of rigidity is required.


VAFEM (Shang Hai) Bearing Technology Co.,Ltd
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Single Row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
New :NJ224EM
Old :42224EH
Boundary dimensions(mm)
d :120
D :215
B :40
r 1.2min :2.1
r3、4min :2.1
Fw :143.5
Ew :
Basic load ratings(kN)
Cr :335
Cor :420
Limiting speed(rpm)
Grease :2400
Oil :3000
Abutment and fillet dimensions(mm)
da min :
db min :134
Da max :199
Db max :
ra max :2
rb max :2
Weight (kg)
Refer :6.72
Part Number:
d:
D:
B:
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