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TS (Single Row Tapered Roller Bearings) (Imperial) 15125-15243

TS (Single Row Tapered Roller Bearings) (Imperial) 15125-15243

The 15125-15243 is a single-row tapered roller bearing with a 1.25″ bore and 2.4375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 13500 lbf radially and 2090 lbf thrust, making it versatile for various 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, offering a reliable replacement option. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing just 0.5 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe choice for most industrial environments.

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Product Parameters

  • Part Number 15125-15243
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 2.4375" x 0.75"
  • Bore Dia 1.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.5625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.75"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.44"
  • Cone Backface Backing Diameter 1.67"
  • Cup Frontface Backing Diameter 2.30"
  • Cup Backface Backing Diameter 2.13"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.23"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 15125
  • Cup Part Number 15243
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 15000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 13500 lbf
  • Static Radial Load 12100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3490 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2090 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 0.5 lb

Features

Performance Features of 15125-15243 Bearing

15125-15243 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 13,500 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 environments.

How Is 15125-15243 Bearing Engineered for Reliability?

15125-15243 Bearing features a tapered roller design, providing efficient load distribution and reduced wear.
The chrome steel construction enhances durability, even under high radial and thrust loads.
Its standard radial clearance ensures smooth operation, while the ABEC-1 rating guarantees consistent performance.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Designed for Durability: 15125-15243 Bearing

15125-15243 Bearing’s single-row construction simplifies installation while maintaining robust performance.
The steel cage keeps rollers in place, minimising wear and ensuring long service life.
With a static radial load capacity of 12,100 lbf, it handles demanding conditions with ease.
Its open design allows for easy lubrication, reducing maintenance needs over time.

Steel vs Ceramic Bearings: Strengths of 15125-15243 Bearing

15125-15243 Bearing uses chrome steel for both rings and rollers, balancing cost and performance.
This material choice provides excellent strength and wear resistance in industrial applications.
The bearing’s dynamic thrust rating of 2,090 lbf ensures reliable operation under combined loads.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different operating conditions.

Application

Industrial Uses of 15125-15243 Bearing
The 15125-15243 Bearing is a solid choice for heavy machinery, especially in construction equipment where combined loads are common. Its tapered roller design handles both radial and thrust forces efficiently.

In automotive applications, 15125-15243 Bearing works well in wheel hubs and differential systems, thanks to its durable chrome steel construction. The imperial sizing makes it a straightforward replacement for Timken equivalents.

For industrial fans and pumps, 15125-15243 Bearing’s open design simplifies lubrication and maintenance. The standard radial clearance ensures reliable performance in varying temperature conditions.

What Makes 15125-15243 Bearing a Preferred Choice?
15125-15243 Bearing stands out in agricultural machinery, where its robust design copes with dusty environments. The steel cage adds extra durability for long-term use.

In material handling systems, 15125-15243 Bearing’s combined load capacity keeps conveyor rollers running smoothly. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 15125-15243 Bearing
15125-15243 Bearing excels in mining equipment, handling high radial loads without compromising performance. The chrome steel rollers resist wear even in tough conditions.

For railway applications, 15125-15243 Bearing’s temperature tolerance ensures reliability from -30° to 110°C. The standard lubrication requirement makes it easy to maintain in remote locations.

Automotive vs Aerospace: Applications of 15125-15243 Bearing
In automotive drivetrains, 15125-15243 Bearing provides stable support for axles and transmissions. Its imperial measurements align with North American vehicle standards.

For aerospace ground equipment, 15125-15243 Bearing offers dependable performance in cargo loaders and tow tractors. The open seal design allows quick inspection and servicing.

Where Is 15125-15243 Bearing Used?
15125-15243 Bearing frequently appears in industrial gearboxes, where its tapered rollers manage varying load directions. The steel cage keeps rollers aligned under stress.

In hydraulic systems, 15125-15243 Bearing’s compatibility with standard lubricants simplifies upkeep. Its static radial load capacity ensures stability during sudden force changes.

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