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TS (Single Row Tapered Roller Bearings) (Imperial) HH221449-HH221416

TS (Single Row Tapered Roller Bearings) (Imperial) HH221449-HH221416

The HH221449-HH221416 is a single-row tapered roller bearing with a 4-inch bore and 7.875-inch outer diameter, crafted from durable chrome steel. It handles combined loads up to 120,000 lbf radially and 17,800 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for various industrial conditions.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for applications like heavy machinery or automotive systems where combined loads are common.

Weighing 18.5 lb, it’s built to last while meeting RoHS and REACH standards for safety and compliance. The standard radial clearance ensures versatility in different setups.

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Product Parameters

  • Part Number HH221449-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 5.39"
  • 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 HH221449
  • 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 120000 lbf
  • Static Radial Load 156000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 31100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 17800 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

What Makes HH221449-HH221416 Bearing Suitable for Heavy-Duty Applications?

HH221449-HH221416 Bearing is constructed with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 120,000 lbf, ensuring reliable performance in demanding industrial settings.
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 varied environmental conditions.

How Is HH221449-HH221416 Bearing Engineered for Reliability?

HH221449-HH221416 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 17,800 lbf makes it suitable for high-stress applications.
The bearing requires lubrication, ensuring consistent performance over extended periods.

Built for Durability: HH221449-HH221416 Bearing

HH221449-HH221416 Bearing’s chrome steel components resist wear, even under heavy radial loads up to 156,000 lbf.
The tapered roller design distributes stress evenly, reducing fatigue and prolonging service life.
Its ABEC-1 rating ensures precision, making it ideal for industrial machinery.
The open seal type allows for easy maintenance and lubrication access.

Application

Industrial Uses of HH221449-HH221416 Bearing
HH221449-HH221416 Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, HH221449-HH221416 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its inch sizing makes it a preferred choice for American-made vehicles.

For industrial fans and pumps, HH221449-HH221416 Bearing offers smooth operation thanks to its standard radial clearance. The steel cage adds extra strength, making it suitable for continuous use in demanding environments.

Where Is HH221449-HH221416 Bearing Used?
HH221449-HH221416 Bearing can be found in agricultural machinery, supporting components like gearboxes and PTO shafts. Its ABEC-1 rating ensures consistent performance without unnecessary precision costs.

The bearing’s open design simplifies lubrication, which is ideal for paper mill rollers and conveyor systems. With a temperature range of -30° to 110°C, it adapts well to varying operational conditions.

Built for Heavy-Duty Use: HH221449-HH221416 Bearing
HH221449-HH221416 Bearing excels in railway applications, particularly in axle boxes where combined loads are frequent. Its dynamic radial load capacity of 120,000 lbf ensures long service life.

The bearing’s compatibility with Timken models makes it a versatile replacement option. Maintenance is straightforward due to its standard lubrication requirements and robust steel cage.

Automotive vs Aerospace: Applications of HH221449-HH221416 Bearing
In automotive settings, HH221449-HH221416 Bearing is often used in heavy-duty truck transmissions, where its thrust handling is crucial. The inch measurements align with imperial system components.

For aerospace ground equipment, this bearing supports landing gear testing rigs due to its high static radial load capacity. However, it’s not typically used in-flight due to ABEC-1 precision limits.

What Makes HH221449-HH221416 Bearing a Preferred Choice?
HH221449-HH221416 Bearing stands out in industrial gearboxes for its balance of cost and performance. The tapered rollers distribute loads evenly, reducing wear over time.

Its compatibility with standard lubrication systems simplifies upkeep. Farmers and mechanics appreciate its reliability in tractors and harvesters, where downtime is costly.

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