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TS (Single Row Tapered Roller Bearings) (Imperial) HH421246C-HH421210

TS (Single Row Tapered Roller Bearings) (Imperial) HH421246C-HH421210

The HH421246C-HH421210 is a single-row tapered roller bearing with a 3.875″ bore and 7.25″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 141,000 lbf radially and 23,500 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 use in industrial machinery, gearboxes, or construction equipment where high radial and thrust loads are common.

Weighing 16.4 lb, it’s designed for long-lasting performance and complies with RoHS and REACH standards. The ABEC-1 rating ensures consistent precision for general industrial use.

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Product Parameters

  • Part Number HH421246C-HH421210
  • Brand TFL
  • Interchangeable Timken
  • Size 3.875" x 7.25" x 2.5"
  • Bore Dia 3.875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.5"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.0625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.5"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.32"
  • Cone Backface Backing Diameter 5"
  • Cup Frontface Backing Diameter 6.95"
  • Cup Backface Backing Diameter 6.42"
  • Cage Cone Frontface Clearance 0.15"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location -0.66"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HH421246C
  • Cup Part Number HH421210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HH421200
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 141000 lbf
  • Static Radial Load 174000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 36600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 23500 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 16.400 lb

Features

How Is HH421246C-HH421210 Bearing Engineered for Reliability?

HH421246C-HH421210 Bearing is built with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 141,000 lbf, making it suitable for 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 reliably in various environments.

What Makes HH421246C-HH421210 Bearing Suitable for High-Temperature Applications?

HH421246C-HH421210 Bearing operates efficiently in temperatures from -30° to 110°C, maintaining performance in demanding conditions.
The chrome steel construction resists wear, ensuring long-term reliability.
Its dynamic radial rating of 36,600 lbf at 90 million revolutions highlights its endurance.
The standard radial clearance options provide flexibility for different applications.

Built for Durability: HH421246C-HH421210 Bearing

HH421246C-HH421210 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel rollers and rings enhance resistance to wear, even under heavy loads.
With a static radial load capacity of 174,000 lbf, it offers robust performance.
Its steel cage ensures smooth operation, reducing maintenance needs over time.

Application

Industrial Uses of HH421246C-HH421210 Bearing
HH421246C-HH421210 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

What Makes HH421246C-HH421210 Bearing a Preferred Choice?
In automotive applications, HH421246C-HH421210 Bearing supports wheel hubs and drivetrains, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many American-made vehicles.

Built for Heavy-Duty Use: HH421246C-HH421210 Bearing
For industrial fans and pumps, HH421246C-HH421210 Bearing offers smooth operation and long service life. The open design allows for easy lubrication, which is essential for maintenance in dusty environments.

Automotive vs Aerospace: Applications of HH421246C-HH421210 Bearing
In automotive systems, HH421246C-HH421210 Bearing is ideal for axles and transmissions, while in aerospace, it can be found in landing gear mechanisms. Its high dynamic load capacity ensures reliability in both sectors.

Perfect Fit for Automation: HH421246C-HH421210 Bearing
HH421246C-HH421210 Bearing works well in automated assembly lines, where precision and durability are key. The steel cage provides stability, making it suitable for high-speed operations.

Q&A

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