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TS (Single Row Tapered Roller Bearings) (Imperial) HH221449XX-HH221416

TS (Single Row Tapered Roller Bearings) (Imperial) HH221449XX-HH221416

The HH221449XX-HH221416 is a single-row tapered roller bearing with a 4″ bore and 7.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 142,000 lbf radially and 21,100 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.

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

Weighing 18.5 lb, it’s built to last while maintaining performance. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number HH221449XX-HH221416
  • Brand TFL
  • Interchangeable Timken
  • Size 4" x 7.875" x 2.4376"
  • Bore Dia 4"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.265"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.4376"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.43"
  • Cone Backface Backing Diameter 5.16"
  • Cup Frontface Backing Diameter 7.06"
  • Cup Backface Backing Diameter 6.85"
  • Cage Cone Frontface Clearance 0.16"
  • Cage Cone Backface Clearance 0.08"
  • Effective Center Location -0.59"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HH221449XX
  • Cup Part Number HH221416
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HH221400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 142000 lbf
  • Static Radial Load 156000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 36900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 21100 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 18.5 lb

Features

How Does HH221449XX-HH221416 Bearing Handle Combined Loads?

HH221449XX-HH221416 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 142,000 lbf, ensuring reliable performance in demanding applications.
The steel cage keeps the tapered rollers aligned, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Structural Advantages of HH221449XX-HH221416 Bearing

HH221449XX-HH221416 Bearing features a single-row tapered design, optimised for combined load handling.
The precise cone and cup width tolerances ensure smooth operation and easy installation.
Its effective center location of -0.59″ enhances stability during high-load applications.
The standard radial clearance allows for flexibility in different operational environments.

Why Choose HH221449XX-HH221416 Bearing for Heavy-Duty Applications?

HH221449XX-HH221416 Bearing’s chrome steel construction provides durability under heavy loads.
With a static radial load capacity of 156,000 lbf, it excels in demanding industrial settings.
The open seal design simplifies lubrication, ensuring consistent performance over time.
Its ABEC-1 rating guarantees reliable precision for various mechanical systems.

Engineered for Reliability: HH221449XX-HH221416 Bearing

HH221449XX-HH221416 Bearing is designed to withstand high dynamic thrust loads up to 21,100 lbf.
The tapered roller arrangement ensures even load distribution, reducing stress on components.
Its steel cage enhances structural integrity, making it suitable for long-term use.
The bearing operates efficiently within a broad temperature range, ensuring versatility.

Material Composition of HH221449XX-HH221416 Bearing

HH221449XX-HH221416 Bearing uses chrome steel for both rings and rollers, enhancing strength and wear resistance.
The steel cage provides robust support, maintaining roller alignment under heavy loads.
This material combination ensures long service life even in tough operating conditions.
Compliant with RoHS and REACH standards, it meets international environmental requirements.

Application

Industrial Uses of HH221449XX-HH221416 Bearing
HH221449XX-HH221416 Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, HH221449XX-HH221416 Bearing supports axle systems and wheel hubs, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many American-made vehicles.

For industrial gearboxes, HH221449XX-HH221416 Bearing’s single-row design offers precise alignment, reducing wear and extending service life. The open seal type allows for easy lubrication, maintaining smooth operation over time.

Where Is HH221449XX-HH221416 Bearing Used?
HH221449XX-HH221416 Bearing finds its place in agricultural machinery, like tractors and harvesters, where its robust design withstands heavy loads and rough conditions. The steel cage adds extra strength for long-term use.

You’ll also spot HH221449XX-HH221416 Bearing in railway applications, particularly in freight car axles, where its tapered rollers manage both radial and axial forces. The standard radial clearance ensures consistent performance across temperature variations.

Built for Heavy-Duty Use: HH221449XX-HH221416 Bearing
HH221449XX-HH221416 Bearing is ideal for oil and gas drilling equipment, where its high dynamic load capacity handles extreme pressures. The chrome steel rollers resist wear, even in abrasive environments.

In power generation turbines, HH221449XX-HH221416 Bearing’s precise tolerances ensure smooth rotation under high speeds. The ABEC-1 rating provides a balance of performance and cost-effectiveness for industrial applications.

Automotive vs Aerospace: Applications of HH221449XX-HH221416 Bearing
In automotive systems, HH221449XX-HH221416 Bearing is trusted for heavy-duty truck axles, offering reliability under constant stress. Its inch measurements align seamlessly with North American vehicle standards.

For aerospace ground support equipment, HH221449XX-HH221416 Bearing’s temperature range (-30° to 110°C) ensures stable performance in varying climates. The open design simplifies maintenance, crucial for high-availability machinery.

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