TS (Single Row Tapered Roller Bearings) (Imperial) 444-430X

The 444-430X is a single-row tapered roller bearing with a 1.5″ bore and 3.5433″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 28500 lbf radially and 3600 lbf in thrust, suitable for demanding applications.

Its open design allows straightforward lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. It’s ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing just 2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s safe for various industrial uses.

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Description

Features

Application

Q&A

Product Parameters

Part Number 444-430X
Brand TFL
Interchangeable Timken
Size 1.5" x 3.5433" x 1.094"
Bore Dia 1.5"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.5433"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.1772"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.875"
Cup Width Tolerance +0.002" to -0.01
Width 1.094"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.08"
Cone Frontface Backing Diameter 1.79"
Cone Backface Backing Diameter 2.05"
Cup Frontface Backing Diameter 3.34"
Cup Backface Backing Diameter 3.19"
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 430X
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 lb

Features

Performance Features of 444-430X Bearing

444-430X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 28,500 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance in various conditions.

444-430X Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage keeps the rollers aligned, reducing wear and extending service life.

The bearing requires lubrication but offers long-lasting durability under demanding conditions.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of 444-430X Bearing
444-430X Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 444-430X Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 444-430X Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 444-430X Bearing Used?
444-430X Bearing finds its place in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance ensures smooth operation.

In power transmission systems, 444-430X Bearing handles high radial and thrust loads, making it ideal for gearboxes and driveshafts. The ABEC-1 rating provides a balance of precision and affordability.

Built for Heavy-Duty Use: 444-430X Bearing
444-430X Bearing excels in forestry equipment, where its tapered rollers manage heavy loads and shock impacts. The temperature range of -30° to 110°C ensures reliability in diverse climates.

For railway applications, 444-430X Bearing’s durability and load capacity make it suitable for axle boxes and bogies. The steel cage and chrome steel rollers enhance its longevity.

Automotive vs Aerospace: Applications of 444-430X Bearing
In automotive systems, 444-430X Bearing is often found in truck wheel assemblies, offering stability under heavy loads. Its imperial measurements align with standard automotive designs.

For aerospace ground support equipment, 444-430X Bearing provides reliable performance in load-handling mechanisms. The chrome steel material ensures resistance to wear and corrosion.