TS (Single Row Tapered Roller Bearings) (Imperial) HM125943-HM125910

TS (Single Row Tapered Roller Bearings) (Imperial) HM125943-HM125910

The HM125943-HM125910 is a single-row tapered roller bearing with a 4.72″ bore and 8.06″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 100,000 lbf radially and 13,500 lbf thrust, making it a robust choice for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, suitable for various industrial environments.

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

Weighing 16.5 lb, it’s built to last while complying with RoHS and REACH standards for safe use. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number HM125943-HM125910
  • Brand TFL
  • Interchangeable Timken
  • Size 4.7224" x 8.062" x 2.1875"
  • Bore Dia 4.7224"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.062"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.781"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.1875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.13"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.25"
  • Cone Backface Backing Diameter 5.39"
  • Cup Frontface Backing Diameter 7.71"
  • Cup Backface Backing Diameter 7.28"
  • Cage Cone Frontface Clearance 0.04"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.56"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM125943
  • Cup Part Number HM125910
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM125900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 100000 lbf
  • Static Radial Load 155000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 26000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 13500 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 16.5 lb

Features

Performance Features of HM125943-HM125910 Bearing

HM125943-HM125910 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 100,000 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

HM125943-HM125910 Bearing’s standard radial clearance provides flexibility for different installation needs.
Its ABEC-1 rating ensures consistent precision for industrial applications.

Application

Industrial Uses of HM125943-HM125910 Bearing
HM125943-HM125910 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.
In automotive applications, HM125943-HM125910 Bearing fits well in wheel hubs and drivetrains, providing reliable performance under both radial and thrust loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

What Makes HM125943-HM125910 Bearing a Preferred Choice?
HM125943-HM125910 Bearing stands out in industrial settings due to its high dynamic load capacity, making it suitable for conveyor systems and gearboxes. The open design allows for easy lubrication, extending its service life.
For agricultural machinery, HM125943-HM125910 Bearing offers stability in equipment like tractors and harvesters, where consistent performance is key. The steel cage adds extra strength, ensuring smooth operation under heavy use.

Built for Heavy-Duty Use: HM125943-HM125910 Bearing
HM125943-HM125910 Bearing excels in applications like railway axles and large fans, where its tapered rollers manage high radial and axial forces. The standard radial clearance provides flexibility for various installation needs.
In power generation equipment, HM125943-HM125910 Bearing supports turbines and generators, thanks to its robust construction. The ABEC-1 rating ensures reliable precision for these critical applications.

Automotive vs Aerospace: Applications of HM125943-HM125910 Bearing
In automotive systems, HM125943-HM125910 Bearing is often found in differentials and transmissions, where its load-handling capacity shines. The inch measurements make it compatible with many US-made vehicles.
For aerospace ground support equipment, HM125943-HM125910 Bearing provides dependable performance in load-bearing components. Its temperature range suits both indoor and outdoor operational environments.

Where Is HM125943-HM125910 Bearing Used?
HM125943-HM125910 Bearing is ideal for industrial pumps and compressors, where its single-row design simplifies maintenance. The chrome steel rollers offer excellent wear resistance over time.
In material handling systems, HM125943-HM125910 Bearing ensures smooth operation of cranes and forklifts. The standard lubrication requirement makes it easy to maintain in busy work settings.

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