6020 -2Z Deep Groove Ball Bearings by SKF
6020 -2Z Deep Groove Ball Bearings by SKF

SKF

Deep Groove Ball Bearings SKF 6020 -2Z

Technical data
 
Inner diameter
100 mm
Outer diameter
150 mm
Width
24 mm
Material
Standard bearing steel
Ball rows
Single row bearing
Seal
Cover on both sides
Cage
Sheet steel cage
Clearance
Normal radial clearance
Running accuracy
Dimensional accuracy P6, running accuracy PN
Current insulation
No current insulation
Bore
Cylindrical bore
Outer ring
Without flange/groove
Material of rolling elements
Standard bearing steel
Temperature range
-20 to +120 °C
Version
Explorer
Weight
1,288 kg
Scale quantity Your discount Unit price
15 3,56 € 67,91 €
30 7,14 € 64,33 €
71,47 €
exkl. MwSt, zzgl. Versandkosten

124 ready to ship

Deep Groove Ball Bearings SKF 6020 -2Z
In Stock

Deep Groove Ball Bearings SKF 6020 -2Z

The SKF 6020-2Z deep groove ball bearing, with a 100 mm bore and cover plates on both sides, provides effective protection for rotating shafts.

This single-row deep groove ball bearing 6020 -2Z is designed for combined loads acting predominantly radially on the shaft. The construction, made from standard rolling bearing steel 100Cr6, also accommodates axial forces in both directions. Thanks to its manufacture in the SKF Explorer performance class, this design offers consistent running accuracy. The bearing has the following key dimensions: a bore diameter of 100 mm, an outside diameter of 150 mm and a width of 24 mm.

In which applications is the 6020-2Z deep groove ball bearing used?

The rolling bearing is used in general mechanical engineering for shaft mountings subject to radial and axial loads. Thanks to the cylindrical outer ring without a groove or flange, the bearing can be fitted directly into cylindrical housing bores. The integrated sheet steel cage guides the rolling elements smoothly and with low vibration. With a permissible temperature range of –20 to +120 degrees Celsius, the bearing is suitable for typical operating environments in industrial drive technology.

What are the distinctive features of the -2Z end plates and the P6 tolerance?

The sheet metal end plates on both sides protect the interior from coarse dirt particles without generating additional friction or abrasive forces at the sealing lips. This makes the variant suitable for higher speeds and protects the bearing from particle ingress. Furthermore, the tighter dimensional accuracy of tolerance class P6, combined with standard running accuracy PN, facilitates the selection of a precise fit on the 100 mm shaft and within the housing.

What are the dimensions of the 6020-2Z deep-groove ball bearing?

The bearing has an inside diameter of 100 mm, an outside diameter of 150 mm and a width of 24 mm. These dimensions correspond to the standardised main dimensions for single-row radial deep-groove ball bearings and allow for precise installation in suitable housings and on corresponding shafts.

What does the suffix -2Z mean for this roller bearing?

The suffix -2Z denotes cover discs made from profiled sheet steel, fitted on both sides. These discs form a non-contact sealing gap with the inner ring. They keep out dust and foreign particles and minimise grease leakage without generating any braking friction torque at the sealing edges.

What is the clearance of the 6020-2Z deep-groove ball bearing?

The roller bearing is designed with standard radial clearance. This radial clearance between the balls and the raceways is sufficient for standard fit combinations and normal operating temperatures. It helps to ensure that the bearing is not subjected to radial stress once it has been mounted on the shaft.

Within what temperature range can the bearing be operated?

The permissible operating range is between -20 and +120 degrees Celsius. This range is limited by the material of the cover plates and the lubricant specification. For applications where temperatures are consistently outside this range, separate lubricants or special sealing materials are required.

What characterises tolerance class P6 in this model?

The P6 specification denotes a tighter dimensional accuracy for bores and outside diameters than the standard tolerance. It allows for tighter bearing fits on the shaft and in the housing, which minimises unwanted play. The running accuracy corresponds to standard class PN and ensures consistent concentricity during operation.

Does the 6020-2Z deep-groove ball bearing need to be lubricated before fitting?

With this design, which is covered on both sides, additional initial lubrication prior to installation is not usually necessary. The two metal cover plates seal the lubricant inside the bearing. Washing out the lubricant or re-greasing prior to assembly would compromise the protective effect of the metal covers.

SKF Group
Sven Wingquists Gata 2, 415 50 Gothenburg, Sweden
info@skf.com, https://www.skf.com/uk/footer/site-ownership

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