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33021 Tapered Roller Bearing

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33021 Technical Specifications

Bearing Type Single Row Tapered Roller Bearings
Bore Diameter(d) 105mm
Outer Diameter (D) 160mm
Total Width (T) 43mm
Thickness(B) 43mm
Dynamic Load Rating (Cr) 266kN
Static Load Rating (Cor) 405kN
Limiting Speed (Grease)
Limiting Speed (Oil)
Weight 2.98Kg
Material High-Carbon Chromium Bearing Steel (GCr15)
Cage Type Pressed steel cage
Precision Rating Normal (P0)

Product Description

33021 is a Heavy Duty Series single row tapered roller bearing. With bore diameter 105mm, outer diameter 160mm and total width 43mm, it is designed for combined radial and axial load applications in industrial machinery.

This bearing delivers reliable load carrying capacity, optimized rolling contact performance and long service life. The dynamic load rating is 266kN and static load rating is 405kN.

Typical Applications: gearboxes, reducers, industrial transmissions, agricultural machinery and general mechanical equipment.

Interchange Brand Reference

SKF: 33021,FAG: 33021,TIMKEN: 33021,NSK: HR33021J,NTN: 4T-33021,KOYO: 33021JR

What are the key features of 33021 tapered roller bearing?

33021 tapered roller bearing features high radial and axial load capacity, optimized contact stress distribution. Manufactured from premium GCr15 bearing steel for long service life and reliable industrial performance.

What are the typical applications of 33021 bearing?

33021 is suitable for general industrial machinery, agricultural equipment, gearboxes, reducers and mechanical transmission systems.

Can 33021 tapered roller bearing be customized?

Yes. We offer full OEM customization for 33021, including cage optimization, clearance adjustment, heat treatment upgrades, special steel materials, and design modifications based on customer drawings and operating conditions.

What is the lead time for 33021 tapered roller bearing?

Standard sizes are usually available from stock or can be produced within 7-15 days. Custom specifications may require 20-30 days depending on technical requirements.

Are you a manufacturer or trading company?

We are a professional bearing manufacturer specializing in large-size tapered roller bearings for mining, steel, cement, and heavy industrial applications.

Delivery & Service

Delivery Time

In-stock items: 3–5 working days; Bulk orders: 7–15 working days.

Shipping

Ocean Freight / Land Transport

Warranty

12-month warranty, extendable to 18 months.

Loading Port

Dalian Port or other nominated port

Packing

Export packing: tube + box + carton + wooden case

Order

Mixed models & small orders welcome

Image for reference only.

single row tapered roller bearing technical drawing with key dimensions labeled

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