TS (Single Row Tapered Roller Bearings) (Imperial) 59187-59425

The 59187-59425 is a single-row tapered roller bearing with a 1.875″ bore and 4.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 45500 lbf radial and 8110 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 3.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets international safety requirements. The standard radial clearance ensures straightforward installation and maintenance.

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Description

Features

Application

Q&A

Product Parameters

Part Number 59187-59425
Brand TFL
Interchangeable Timken
Size 1.875" x 4.25" x 1.4376"
Bore Dia 1.875"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.25"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.4375"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.125"
Cup Width Tolerance +0.002" to -0.01
Width 1.4376"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 2.32"
Cone Backface Backing Diameter 2.56"
Cup Frontface Backing Diameter 4.02"
Cup Backface Backing Diameter 3.66"
Cage Cone Frontface Clearance 0.09"
Cage Cone Backface Clearance 0.11"
Effective Center Location -0.38"
System of Measurement Inch
Type Bearing
Cone Part Number 59187
Cup Part Number 59425
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 59000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 45500 lbf
Static Radial Load 45400 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 11800 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8110 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 3.5 lb

Features

Performance Features of 59187-59425 Bearing

59187-59425 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 45,500 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

How Is 59187-59425 Bearing Engineered for Reliability?

59187-59425 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction enhances durability, while the steel cage ensures smooth operation.
Its dynamic thrust rating of 8,110 lbf makes it suitable for demanding industrial uses.
The standard radial clearance allows for flexibility in different applications.

Built for Durability: 59187-59425 Bearing

59187-59425 Bearing’s tapered roller design provides excellent load distribution, reducing wear.
The chrome steel materials resist wear and corrosion, extending the bearing’s lifespan.
With a static radial load capacity of 45,400 lbf, it handles heavy loads with ease.
The open seal type simplifies maintenance, making it practical for various industrial settings.

Application

Industrial Uses of 59187-59425 Bearing
59187-59425 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 rugged environments.

In automotive applications, 59187-59425 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, 59187-59425 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability during continuous operation.

What Makes 59187-59425 Bearing a Preferred Choice?
59187-59425 Bearing is often chosen for agricultural machinery due to its ability to withstand dirt and debris. The standard radial clearance offers flexibility in various operating conditions.

Its compatibility with Timken models makes it a cost-effective option for maintenance and replacements. The ABEC-1 rating ensures consistent performance without over-engineering for most applications.

Built for Heavy-Duty Use: 59187-59425 Bearing
59187-59425 Bearing excels in mining equipment, where its dynamic load capacity handles extreme conditions. The tapered rollers distribute stress evenly, reducing wear over time.

In forestry machinery, 59187-59425 Bearing’s temperature range (-30° to 110°C) ensures reliability in both cold and hot environments. The steel cage prevents deformation under heavy loads.

Automotive vs Aerospace: Applications of 59187-59425 Bearing
59187-59425 Bearing is widely used in truck axles, where its inch sizing and load capacity meet demanding road conditions. The open design simplifies inspection and relubrication.

While not typically used in aerospace, 59187-59425 Bearing finds niche roles in ground support equipment. Its weight (3.5 lb) balances strength and portability for such applications.

Key Fields for 59187-59425 Bearing
59187-59425 Bearing is ideal for industrial pumps, where its tapered rollers manage axial thrust from impellers. The chrome steel components resist corrosion in wet environments.

In material handling equipment, 59187-59425 Bearing’s standard radial clearance accommodates slight misalignments. The dynamic radial load rating (45500 lbf) supports continuous operation.