Cylindrical Roller Bearings 4921K

NNU4921K Cylindrical Roller Bearing MS Bearing High Precision

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MS Bearing — Your Trusted Bearing Partner

  • Premium Quality: Exceeding SKF/NSK/NTN Standards
  • Competitive Price: 30% Lower Cost, Factory Direct
  • Fast Delivery: In-Stock Items Ship Within 48 Hours
  • Professional Service: 24/7 Technical Support
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Description:

cylindrical roller bearing, bearing price, China supplier, precision, industrial machinery, electric motor, construction machinery, automotive

MS Bearing's NNU4921K cylindrical roller bearing is designed for high precision and heavy load applications. It ensures smooth operation and durability in various industrial machinery and automotive systems.

With advanced manufacturing techniques, this bearing provides exceptional performance and long life, making it a reliable choice for demanding environments. MS Bearing offers competitive pricing and customization options to meet specific customer needs.

The NNU4921K is constructed with high-quality materials, ensuring superior strength and reliability. It is widely used in electric motors, construction machinery, and automotive applications where precision and efficiency are crucial.

What technical specifications does the NNU4921K bearing have?

The NNU4921K bearing features high precision, high load capacity, and is designed for long life. It is suitable for applications in electric motors, construction machinery, and automotive systems.

How can I order this bearing or request OEM services?

You can easily order the NNU4921K bearing from MS Bearing. We offer competitive pricing and quick shipping. For OEM services, please contact our team for customization and pricing details.

* Review data based on MS Bearing two-year sales statistics.
5.0 15 reviews
AU
AU, Dan, - 4921K, compared quality and price, reasonable price
2026-02-25
IT
Quality is better than expected., IT, Lorenzo, - 4921K, delivery ok, shipped quickly, same item again, satisfied
2026-01-04
IT
Repeat buy, IT, Giovanni, - 4921K, easy mount, runs smooth, helpful
2026-04-02
BR
Package was well protected., BR, Rafael, good finish
2026-02-19
IN
Quality is better than expected., IN, Vikram, - 4921K, price ok, good packing, worth the research
2026-04-30
Product Image:
NNU4921K Cylindrical Roller Bearing MS Bearing High Precision
Model:

4921K

Inner Dia:

105mm

Outer Dia:

145mm

Thickness:

40mm

Update Time:

12 May, 2026