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TS (Single Row Tapered Roller Bearings) (Imperial) HM88542-HM88512

TS (Single Row Tapered Roller Bearings) (Imperial) HM88542-HM88512

The HM88542-HM88512 is a single-row tapered roller bearing with a 1.25″ bore and 2.906″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 23200 lbf radially and 5620 lbf thrust, suitable for demanding applications.

Its open design allows for easy 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. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are present.

Weighing 1.400 lb, it offers a balance of strength and manageability. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number HM88542-HM88512
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 2.906" x 1.1563"
  • Bore Dia 1.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.906"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.0938"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1563"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.050"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.68"
  • Cone Backface Backing Diameter 1.79"
  • Cup Frontface Backing Diameter 2.80"
  • Cup Backface Backing Diameter 2.36"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.22"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM88542
  • Cup Part Number HM88512
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM88500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 23200 lbf
  • Static Radial Load 24900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6010 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5620 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 1.400 lb

Features

Performance Features of HM88542-HM88512 Bearing

HM88542-HM88512 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,200 lbf, ensuring reliable performance in demanding 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.

How Is HM88542-HM88512 Bearing Engineered for Reliability?

HM88542-HM88512 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 5,620 lbf at 90 million revolutions highlights long-term reliability.
The open seal design allows for easy lubrication, maintaining performance over time.

Built for Durability: HM88542-HM88512 Bearing

HM88542-HM88512 Bearing’s chrome steel rollers and rings resist wear, even under heavy radial loads.
The precise cone and cup width tolerances ensure proper fit and alignment during installation.
With a static radial load capacity of 24,900 lbf, it handles demanding industrial applications.
The steel cage design enhances stability, reducing maintenance needs.

Steel vs Ceramic Bearings: Strengths of HM88542-HM88512 Bearing

HM88542-HM88512 Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice provides excellent strength and wear resistance in industrial environments.
The bearing’s ABEC-1 rating ensures consistent precision for most general applications.
Its standard radial clearance offers reliable operation without excessive heat generation.

Application

Industrial Uses of HM88542-HM88512 Bearing
HM88542-HM88512 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is HM88542-HM88512 Bearing Used?
You’ll often find HM88542-HM88512 Bearing in automotive applications like wheel hubs and differentials, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: HM88542-HM88512 Bearing
HM88542-HM88512 Bearing excels in industrial settings like conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of HM88542-HM88512 Bearing
In automotive uses, HM88542-HM88512 Bearing supports high-load components like axles, while in aerospace, its precision fits auxiliary systems needing dependable performance. The temperature range suits both environments well.

Key Fields for HM88542-HM88512 Bearing
HM88542-HM88512 Bearing is a solid choice for mining equipment, where its robust design handles harsh conditions. The standard radial clearance ensures smooth operation even under heavy loads.

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