TS (Single Row Tapered Roller Bearings) (Imperial) 444-433

The 444-433 is a single-row tapered roller bearing with a 1.5″ bore and 3.4843″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 28500 lbf radially and 3600 lbf thrust, suitable for demanding applications.

Its open design and steel cage ensure durability, while the tapered rollers provide smooth operation under heavy loads. The bearing requires regular lubrication and works in temperatures from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery or vehicle systems where combined loads are common.

Weighing 2.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets essential safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 444-433
Brand TFL
Interchangeable Timken
Size 1.5" x 3.4843" x 1.4065"
Bore Dia 1.5"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.4843"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.1772"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.1875"
Cup Width Tolerance +0.002" to -0.01
Width 1.4065"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 1.79"
Cone Backface Backing Diameter 2.05"
Cup Frontface Backing Diameter 3.34"
Cup Backface Backing Diameter 3.03"
Cage Cone Frontface Clearance 0.05"
Cage Cone Backface Clearance 0.04"
Effective Center Location -0.36"
System of Measurement Inch
Type Bearing
Cone Part Number 444
Cup Part Number 433
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 435
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 28500 lbf
Static Radial Load 32400 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 7400 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3600 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 2.2 lb

Features

Why Choose 444-433 Bearing for Precision Tasks?

444-433 Bearing features a single row tapered roller design, ideal for handling combined radial and thrust loads.
Its chrome steel construction ensures durability and reliable performance in various applications.

The bearing’s dynamic radial load capacity reaches 28,500 lbf, making it suitable for heavy-duty tasks.
Precision-engineered dimensions and tolerances guarantee smooth operation and easy installation.

444-433 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its standard radial clearance and ABEC-1 rating provide consistent performance for industrial use.

With interchangeable compatibility with Timken bearings, 444-433 Bearing offers flexibility.
The steel cage maintains roller alignment, reducing wear and extending service life.

Application

Industrial Uses of 444-433 Bearing
444-433 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 444-433 Bearing fits well in 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, 444-433 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds strength, making it suitable for high-load scenarios.

Where Is 444-433 Bearing Used?
444-433 Bearing is ideal for agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance ensures smooth operation.

In mining equipment, 444-433 Bearing’s ability to handle dynamic radial loads makes it a reliable choice for crushers and screens. Its temperature range suits both hot and cold environments.

Built for Heavy-Duty Use: 444-433 Bearing
444-433 Bearing excels in forestry equipment like log splitters, where its tapered rollers manage heavy loads effortlessly. The ABEC-1 rating balances precision and cost-effectiveness.

For railway applications, 444-433 Bearing supports axle boxes, ensuring stable performance under constant vibration. Its steel cage and chrome steel rollers enhance longevity.

Automotive vs Aerospace: Applications of 444-433 Bearing
In automotive drivetrains, 444-433 Bearing handles high torque, making it suitable for trucks and SUVs. Its inch measurements align with imperial system requirements.

For aerospace ground equipment, 444-433 Bearing’s reliability in load handling ensures smooth operation in aircraft tugs and lifts. The open design simplifies maintenance.