TS (Single Row Tapered Roller Bearings) (Imperial) 45287-45222

The 45287-45222 is a single-row tapered roller bearing with a 2.125″ bore and 4.1875″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 34500 lbf radially and 5090 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery like gearboxes or axles where combined loads are common.

Weighing 2.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 45287-45222
Brand TFL
Interchangeable Timken
Size 2.125" x 4.1875" x 1.1876"
Bore Dia 2.125"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.1875"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.2188"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9375"
Cup Width Tolerance +0.002" to -0.01
Width 1.1876"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 2.44"
Cone Backface Backing Diameter 2.44"
Cup Frontface Backing Diameter 3.96"
Cup Backface Backing Diameter 3.66"
Cage Cone Frontface Clearance 0.1"
Cage Cone Backface Clearance 0.07"
Effective Center Location -0.32"
System of Measurement Inch
Type Bearing
Cone Part Number 45287
Cup Part Number 45222
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 45200
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 34500 lbf
Static Radial Load 42600 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 8930 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5090 lbf
Lubrication Required
Temperature Range -30° to 110 °C
ABEC Rating ABEC-1
Radial Clearance Standard (Available in C3/C4/C5)
RoHS Compliant
REACH Compliant
Weight 2.6 lb

Features

Performance Features of 45287-45222 Bearing

45287-45222 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34,500 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

45287-45222 Bearing requires lubrication, ensuring smooth operation and reducing wear over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 45287-45222 Bearing
45287-45222 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in rugged environments.

In automotive applications, 45287-45222 Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 45287-45222 Bearing’s open design allows for easy lubrication, extending service life in high-demand settings. The steel cage adds stability during continuous operation.

Where Is 45287-45222 Bearing Used?
You’ll often find 45287-45222 Bearing in agricultural machinery, where its ability to handle radial and thrust loads is essential. The standard radial clearance suits most farming equipment needs.

In mining operations, 45287-45222 Bearing withstands harsh conditions thanks to its robust chrome steel rollers. The ABEC-1 rating ensures consistent performance without over-engineering.

Built for Heavy-Duty Use: 45287-45222 Bearing
45287-45222 Bearing excels in truck axles, where its tapered rollers distribute loads evenly. The 4.1875″ outer diameter provides ample support for heavy payloads.

For industrial gearboxes, 45287-45222 Bearing’s dynamic radial load capacity of 34,500 lbf ensures smooth power transmission. The steel cage prevents roller misalignment during operation.

Automotive vs Industrial: Applications of 45287-45222 Bearing
In trucks, 45287-45222 Bearing handles wheel loads reliably, while in factory equipment, it supports conveyor rollers. The same bearing adapts well to both environments.

The 45287-45222 Bearing’s temperature range (-30° to 110°C) makes it suitable for outdoor machinery and indoor industrial systems alike. Chrome steel components resist wear in both settings.