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TS (Single Row Tapered Roller Bearings) (Imperial) 42381-42590

TS (Single Row Tapered Roller Bearings) (Imperial) 42381-42590

The 42381-42590 is a single-row tapered roller bearing with a 3.8125″ bore and 5.9045″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 43400 lbf radially and 9480 lbf in thrust, suitable for heavy-duty use.

Its open design and steel cage ensure durability, while the tapered rollers provide smooth operation under stress. The bearing handles temperatures from -30°C to 110°C, making it versatile for various environments.

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

Weighing 4.100 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most applications.

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Product Parameters

  • Part Number 42381-42590
  • Brand TFL
  • Interchangeable Timken
  • Size 3.8125" x 5.9045" x 1.2501"
  • Bore Dia 3.8125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.9045"
  • 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 1.2501"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.76"
  • Cone Backface Backing Diameter 4.33"
  • Cup Frontface Backing Diameter 5.64"
  • Cup Backface Backing Diameter 5.31"
  • 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 42381
  • Cup Part Number 42590
  • 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 42381-42590 Bearing

42381-42590 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, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Why Choose 42381-42590 Bearing for Precision Tasks?

42381-42590 Bearing features precise tolerances, with bore and outer diameter tolerances of +0.001″ to 0.
Its tapered roller design provides smooth operation under combined radial and thrust loads.
The effective center location of 0.12″ ensures stable performance in demanding applications.
ABEC-1 rating guarantees consistent quality for precision tasks.

Engineered for Reliability: 42381-42590 Bearing

42381-42590 Bearing’s chrome steel construction resists wear, extending its service life.
The dynamic thrust rating of 9480 lbf ensures reliable performance under heavy loads.
Standard radial clearance options allow for flexibility in different applications.
Its open design simplifies lubrication, reducing maintenance needs.

Application

Industrial Uses of 42381-42590 Bearing
The 42381-42590 Bearing is widely used in heavy machinery, such as construction equipment and mining rigs, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

Where Is 42381-42590 Bearing Used?
You’ll often find 42381-42590 Bearing in automotive applications like truck wheel hubs, where its high dynamic radial load capacity keeps things running smoothly. The inch sizing makes it a go-to choice for North American vehicle manufacturers.

Built for Heavy-Duty Use: 42381-42590 Bearing
This bearing excels in industrial gearboxes, thanks to its robust steel cage and tapered rollers that manage both radial and thrust loads. Its standard radial clearance also allows for easy integration into various setups.

Automotive vs Aerospace: Applications of 42381-42590 Bearing
In automotive settings, 42381-42590 Bearing supports heavy axles and transmissions, while its precision makes it suitable for aerospace landing gear components. The ABEC-1 rating ensures reliable performance across both sectors.

Perfect Fit for Automation: 42381-42590 Bearing
For automated conveyor systems, 42381-42590 Bearing offers smooth operation with minimal maintenance. Its open design simplifies lubrication, making it ideal for high-use industrial environments.

Q&A

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