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TS (Single Row Tapered Roller Bearings) (Imperial) HM266448-HM266410

TS (Single Row Tapered Roller Bearings) (Imperial) HM266448-HM266410

The HM266448-HM266410 is a single-row tapered roller bearing with a 15.125″ bore and 21.5″ outer diameter, built from robust chrome steel. It handles combined loads up to 510,000 lbf radially and 75,200 lbf thrust, making it suitable 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.

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

Weighing 164.1 lb, it’s designed for stability and long-lasting performance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number HM266448-HM266410
  • Brand TFL
  • Interchangeable Timken
  • Size 15.125" x 21.5" x 4.125"
  • Bore Dia 15.125"
  • 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 4.125"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 17.44"
  • Cone Backface Backing Diameter 16.42"
  • 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 HM266448
  • 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 510000 lbf
  • Static Radial Load 946000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 132000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 75200 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 164.100 lb

Features

Performance Features of HM266448-HM266410 Bearing

HM266448-HM266410 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 510,000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is HM266448-HM266410 Bearing Engineered for Reliability?

HM266448-HM266410 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides excellent resistance to wear and fatigue.
Its standard radial clearance ensures smooth operation, while the open design simplifies maintenance.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: HM266448-HM266410 Bearing

HM266448-HM266410 Bearing’s chrome steel components withstand high static radial loads up to 946,000 lbf.
The tapered roller design distributes loads evenly, extending service life.
It operates efficiently within a wide temperature range, from -30° to 110°C.
The steel cage maintains roller positioning, ensuring consistent performance.

Application

Industrial Uses of HM266448-HM266410 Bearing
HM266448-HM266410 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is HM266448-HM266410 Bearing Used?
You’ll often find HM266448-HM266410 Bearing in large industrial gearboxes and power transmission systems. Its inch sizing makes it a good fit for machinery following imperial measurement standards.

Built for Heavy-Duty Use: HM266448-HM266410 Bearing
HM266448-HM266410 Bearing excels in applications like agricultural machinery and railway axles, thanks to its high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of HM266448-HM266410 Bearing
In automotive settings, HM266448-HM266410 Bearing supports large truck wheel hubs, while in aerospace, it’s used in landing gear systems. The ABEC-1 rating ensures reliable performance in both fields.

Key Fields for HM266448-HM266410 Bearing
HM266448-HM266410 Bearing is ideal for wind turbine generators, where its static radial load capacity handles extreme forces. The steel cage adds stability during high-speed rotations.

Q&A

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