Double Row Cylindrical Roller BearingsNNU3021 Bearing

VAFEM is a diversified company that provides a wide range of high-quality products including Double Row Cylindrical Roller Bearings. These bearings are designed to support heavy radial loads while maintaining their structural integrity. 

One of the key advantages of VAFEM's Double Row Cylindrical Roller Bearings is their ability to handle high speeds and maintain stability under extreme conditions. This makes them ideal for use in a variety of demanding applications such as construction equipment, wind turbines, and mining machinery. 

VAFEM's commitment to quality is evident in the rigorous testing process that each Double Row Cylindrical Roller Bearing goes through before it is released for use. This ensures that each bearing is reliable, durable, and able to provide consistent performance over its lifespan. 

In addition to their superior performance, VAFEM's Double Row Cylindrical Roller Bearings are also cost-effective and easy to maintain. This makes them an attractive option for both small and large businesses alike. 

Overall, VAFEM's Double Row Cylindrical Roller Bearings are a top-quality product that can provide reliable performance for a wide range of applications. With their commitment to quality and customer satisfaction, VAFEM is a trusted name in the bearing industry.


NNU3021 Double Row Cylindrical Roller Bearings are high-performance and reliable bearings designed for a wide range of industrial applications. Featuring two rows of cylindrical rollers, these bearings offer superior load-carrying capacity and exceptional radial stiffness, making them ideal for high-speed and high-load operations.

The outer and inner rings of the NNU3021 bearings are separable, enabling easy installation and maintenance. This also allows the bearing to accommodate axial displacement between the shaft and housing. The bearings are available in a variety of sizes and configurations, making them suitable for a diverse range of applications.

The NNU3021 bearings are constructed from the highest quality materials, including premium-grade steel and advanced lubricants, ensuring long-lasting performance and low maintenance requirements. They are also designed to withstand extreme temperatures and harsh operating environments, making them suitable for use in demanding applications such as steel production, mining, and heavy machinery.

In addition, the NNU3021 bearings offer significant noise and vibration reduction, allowing for smoother and quieter operation. This, in turn, improves overall machine efficiency and productivity. The bearings also feature high axial and radial rigidity, ensuring stability and accuracy in demanding machine applications.



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

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU3021
Tapered bore :NNU3021K
Boundary dimensions(mm)
d :105
D :160
B/C :41
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :190
Cor :305
Limiting speed(rpm)
Speed Ratings :5600
Abutment and fillet dimensions(mm)
da max :-
Da max :150
ra max :2
rb max :2
Weight (kg)
Refer :2.8
Part Number:
d:
D:
B:
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