SKF Needle Roller Bearing 40 mm ID, 47 mm OD, 20 mm Race Width, Sheet Steel Cage HK 4020

SKF HK 4020 is a high-quality needle roller bearing featuring a 40 mm inside diameter, 47 mm outside diameter, and 20 mm race width. Manufactured in Germany, this bearing is engineered for durability and reliable performance in various industrial and mechanical applications.

The bearing is constructed with a sheet steel cage, configured with a single row of needle rollers, and designed with an open end type to enable easy lubrication access. It supports parallel bore alignment to maintain precise fitment in assemblies.

With a static load rating of 53 kN and a dynamic load rating of 24.2 kN, the HK 4020 is capable of handling substantial loads in compact spaces. Its limiting speed reaches up to 7000 rpm when lubricated with oil and 5000 rpm with grease, making it suitable for high-speed applications.

Typical uses include enhanced performance in automated machinery, electric motors, drives, and robotic systems requiring efficient load handling and space-saving bearing solutions.

Sheet steel cage material ensures durability and wear resistance. Single row needle roller design provides high load capacity with minimal space consumption. Open end design facilitates straightforward lubrication maintenance.

Parallel bore type guarantees accurate positioning in mechanical assemblies. Rated for static and dynamic loads suitable for demanding industrial environments. Maximum operating speeds up to 7000 rpm with oil lubrication.

Manufactured and quality controlled in Germany. The SKF HK 4020 Needle Roller Bearing is an ideal choice for mechanical engineers and maintenance professionals seeking a reliable, high-performance rotary bearing solution.

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