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TS (Single Row Tapered Roller Bearings) (Imperial) 6461-6420A

TS (Single Row Tapered Roller Bearings) (Imperial) 6461-6420A

The 6461-6420A is a single-row tapered roller bearing with a 3″ bore and 5.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 92400 lbf radially and 14800 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability. 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 or automotive applications where combined loads are common.

Weighing 9.4 lb, it’s designed for long-lasting performance with standard radial clearance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 6461-6420A
  • Brand TFL
  • Interchangeable Timken
  • Size 3" x 5.875" x 2.1251"
  • Bore Dia 3"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.135"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.1251"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 4.3"
  • Cone Backface Backing Diameter 3.78"
  • Cup Frontface Backing Diameter 5.55"
  • Cup Backface Backing Diameter 5.16"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location -0.59"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 6461
  • Cup Part Number 6420A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 6400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 92400 lbf
  • Static Radial Load 104000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 24000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 14800 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 9.4 lb

Features

Performance Features of 6461-6420A Bearing

6461-6420A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 92,400 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 6461-6420A Bearing Resist Wear?

6461-6420A Bearing’s chrome steel construction provides excellent durability against wear and tear.
The tapered roller design distributes loads evenly, extending the bearing’s service life.
Its standard radial clearance options allow for flexibility in different applications.
Regular lubrication ensures consistent performance and further reduces wear.

Built for Reliability: 6461-6420A Bearing

6461-6420A Bearing is engineered for dependable performance in demanding environments.
Its single-row construction and open design simplify installation and maintenance.
The bearing handles both radial and thrust loads efficiently, with a static radial load capacity of 104,000 lbf.
Compliant with RoHS and REACH standards, it meets stringent environmental requirements.

Steel vs Ceramic Bearings: Strengths of 6461-6420A Bearing

6461-6420A Bearing’s chrome steel components offer a balance of strength and cost-effectiveness.
Unlike ceramic bearings, it provides robust performance in high-load industrial applications.
The steel cage and rollers ensure reliable operation under combined loads.
With ABEC-1 precision, it delivers consistent performance without the higher cost of ceramic alternatives.

Application

Industrial Uses of 6461-6420A Bearing
The 6461-6420A Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 6461-6420A Bearing supports axle systems and wheel hubs, providing reliable performance under high radial and thrust loads. The inch sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 6461-6420A Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear over time.

Where Is 6461-6420A Bearing Used?
You’ll often find 6461-6420A Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands heavy loads and rough conditions. The standard radial clearance ensures smooth operation.

In power transmission systems, 6461-6420A Bearing handles high-speed rotations with ease, thanks to its tapered roller construction. The ABEC-1 rating provides a good balance of precision and affordability.

Built for Heavy-Duty Use: 6461-6420A Bearing
The 6461-6420A Bearing excels in forestry equipment, where its combined load capacity manages both radial and axial stresses. Its chrome steel rollers resist deformation under pressure.

For railway applications, 6461-6420A Bearing’s durability and temperature tolerance make it suitable for freight car axles. The inch measurements ensure compatibility with standard rail components.

Light-Duty vs Heavy-Duty: Best Uses for 6461-6420A Bearing
In light-duty scenarios like small industrial pumps, 6461-6420A Bearing offers reliable performance with minimal maintenance. Its steel cage keeps operations smooth and quiet.

For heavy-duty uses like oil rig machinery, 6461-6420A Bearing’s high dynamic load rating ensures long-term reliability. The open design simplifies inspection and relubrication.

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