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TS (Single Row Tapered Roller Bearings) (Imperial) HM266446WS-HM266410

TS (Single Row Tapered Roller Bearings) (Imperial) HM266446WS-HM266410

The HM266446WS-HM266410 is a single-row tapered roller bearing with a 15″ bore and 21.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 557,000 lbf radially and 82,300 lbf thrust, making it robust for heavy-duty use.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or large equipment where heavy radial and thrust loads are common.

Weighing 167.80 lb, it’s built for strength and longevity. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number HM266446WS-HM266410
  • Brand TFL
  • Interchangeable Timken
  • Size 15" x 21.5" x 4.1251"
  • Bore Dia 15"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 21.5"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 4.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 3.25"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 4.1251"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 17.36"
  • Cone Backface Backing Diameter 16.34"
  • Cup Frontface Backing Diameter 20.55"
  • Cup Backface Backing Diameter 19.96"
  • Cage Cone Frontface Clearance 0.28"
  • Cage Cone Backface Clearance 0.36"
  • Effective Center Location -0.28"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM266446WS
  • Cup Part Number HM266410
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM266400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 557000 lbf
  • Static Radial Load 946000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 145000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 82300 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 167.80 lb

Features

Performance Features of HM266446WS-HM266410 Bearing

HM266446WS-HM266410 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 557,000 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

How Is HM266446WS-HM266410 Bearing Engineered for Reliability?

HM266446WS-HM266410 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 82,300 lbf makes it suitable for demanding industrial applications.
The bearing requires lubrication, ensuring consistent performance over its long service life.

Built for Durability: HM266446WS-HM266410 Bearing

HM266446WS-HM266410 Bearing’s robust design includes precise cone and cup width tolerances for reliable fit.
The steel cage and chrome steel rollers enhance wear resistance, even under high radial loads.
With a static radial load capacity of 946,000 lbf, it excels in heavy machinery applications.
The open seal type allows for easy maintenance and lubrication access.

Steel vs Ceramic Bearings: Strengths of HM266446WS-HM266410 Bearing

HM266446WS-HM266410 Bearing uses chrome steel for both rings and rollers, ensuring high strength and durability.
Its ABEC-1 rating guarantees consistent precision, suitable for industrial applications.
The bearing’s effective centre location of -0.28″ enhances stability under combined loads.
With a weight of 167.80 lb, it is designed for robust performance in large-scale machinery.

Application

Industrial Uses of HM266446WS-HM266410 Bearing
HM266446WS-HM266410 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The large imperial sizing makes it suitable for robust applications requiring high load capacity.

In automotive applications, HM266446WS-HM266410 Bearing supports drivetrain components in trucks and buses, ensuring reliable performance under heavy radial and thrust loads. Its chrome steel construction provides durability in demanding conditions.

For industrial fans and gearboxes, HM266446WS-HM266410 Bearing offers stability and long service life. The open design allows for easy lubrication, which is essential for maintaining performance in continuous operation.

What Makes HM266446WS-HM266410 Bearing a Preferred Choice?
HM266446WS-HM266410 Bearing is often selected for wind turbine applications due to its ability to withstand high dynamic loads. The steel cage ensures smooth operation even in variable weather conditions.

In paper mill machinery, HM266446WS-HM266410 Bearing provides reliable support for large rollers. Its standard radial clearance allows for thermal expansion, making it ideal for high-temperature environments.

Built for Heavy-Duty Use: HM266446WS-HM266410 Bearing
HM266446WS-HM266410 Bearing is a go-to solution for agricultural equipment like combines and tractors. Its tapered rollers distribute loads evenly, reducing wear over time.

The bearing’s ABEC-1 rating ensures sufficient precision for most industrial applications. Its compatibility with Timken models makes it a versatile choice for maintenance and replacements.

Automotive vs Aerospace: Applications of HM266446WS-HM266410 Bearing
In automotive settings, HM266446WS-HM266410 Bearing is used in axle systems, where its high static load rating ensures safety and longevity. The inch measurements align with North American manufacturing standards.

For aerospace ground support equipment, HM266446WS-HM266410 Bearing handles heavy loads during aircraft maintenance. Its temperature range suits both indoor and outdoor use.

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