TS (Single Row Tapered Roller Bearings) (Imperial) 42376-42587

The 42376-42587 is a single-row tapered roller bearing with a 3.75″ bore and 5.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 43400 lbf radially and 9480 lbf thrust-wise, 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 or automotive systems where combined loads are common.

Weighing 4.1 lbs, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Description

Features

Application

Q&A

Product Parameters

Part Number 42376-42587
Brand TFL
Interchangeable Timken
Size 3.75" x 5.875" x 1.25"
Bore Dia 3.75"
Bore Dia Tolerance +0.001" to 0
Outer Dia 5.875"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.1406"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9688"
Cup Width Tolerance +0.002" to -0.01
Width 1.25"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 4.75"
Cone Backface Backing Diameter 4.29"
Cup Frontface Backing Diameter 5.64"
Cup Backface Backing Diameter 5.28"
Cage Cone Frontface Clearance 0.14"
Cage Cone Backface Clearance 0.1"
Effective Center Location 0.12"
System of Measurement Inch
Type Bearing
Cone Part Number 42376
Cup Part Number 42587
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 42000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 43400 lbf
Static Radial Load 54300 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 11300 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 9480 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 4.100 lb

Features

Performance Features of 42376-42587 Bearing

42376-42587 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 43400 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 42376-42587 Bearing Engineered for Reliability?

42376-42587 Bearing features precise tolerances, with bore and outer diameter tolerances of +0.001″ to 0.
The tapered roller design efficiently handles both radial and thrust loads, enhancing versatility.
Its standard radial clearance ensures smooth operation, while optional C3/C4/C5 clearances provide flexibility.
The ABEC-1 rating guarantees consistent performance in industrial applications.

Built for Durability: 42376-42587 Bearing

42376-42587 Bearing’s chrome steel construction resists wear, even under high dynamic loads.
The single-row design simplifies installation while maintaining robust performance.
With a static radial load capacity of 54300 lbf, it excels in demanding environments.
Regular lubrication ensures long service life and reliable operation.

Application

Industrial Uses of 42376-42587 Bearing
This bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 42376-42587 Bearing Used?
You’ll often find 42376-42587 Bearing in automotive axles and wheel hubs, thanks to its ability to manage both radial and thrust loads. Its imperial sizing makes it a go-to choice for North American vehicle manufacturers.

Built for Heavy-Duty Use: 42376-42587 Bearing
In mining and quarrying equipment, 42376-42587 Bearing stands up to high loads and harsh environments. The steel cage adds extra strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 42376-42587 Bearing
While 42376-42587 Bearing is popular in truck transmissions, it’s also suited for industrial fans and pumps. Its ABEC-1 rating balances precision and cost for general machinery needs.

Key Fields for 42376-42587 Bearing
Railway applications benefit from 42376-42587 Bearing’s robust design, especially in freight car axles. The standard radial clearance allows for smooth operation under varying load conditions.