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TS (Single Row Tapered Roller Bearings) (Imperial) M86643-M86610

TS (Single Row Tapered Roller Bearings) (Imperial) M86643-M86610

The M86643-M86610 is a single-row tapered roller bearing with a 1″ bore and 2.5312″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 13500 lbf radially and 3280 lbf thrust, suitable for demanding applications.

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.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing just 0.8lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number M86643-M86610
  • Brand TFL
  • Interchangeable Timken
  • Size 1" x 2.5312" x 0.8438"
  • Bore Dia 1"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.5312"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8438"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6563"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8438"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.44"
  • Cone Backface Backing Diameter 1.5"
  • Cup Frontface Backing Diameter 2.40"
  • Cup Backface Backing Diameter 2.13"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.13"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number M86643
  • Cup Part Number M86610
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series M86600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 13500 lbf
  • Static Radial Load 16100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3510 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3280 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 0.8 lb

Features

Performance Features of M86643-M86610 Bearing

M86643-M86610 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 13,500 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is M86643-M86610 Bearing Engineered for Reliability?

M86643-M86610 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 3,280 lbf (Ca90) highlights its versatility.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Designed for Durability: M86643-M86610 Bearing

M86643-M86610 Bearing’s tapered roller design distributes loads evenly, enhancing its longevity.
The steel cage maintains roller positioning, minimising wear even under high radial loads.
With a static radial load capacity of 16,100 lbf, it handles demanding applications with ease.
Its ABEC-1 rating ensures consistent precision in performance.

Steel vs Ceramic Bearings: Strengths of M86643-M86610 Bearing

M86643-M86610 Bearing uses chrome steel for both rings and rollers, balancing strength and cost-effectiveness.
The material choice ensures reliable performance under dynamic radial loads up to 13,500 lbf.
Unlike ceramic options, this steel construction provides better impact resistance.
Its standard lubrication requirement makes maintenance straightforward and cost-efficient.

Application

Industrial Uses of M86643-M86610 Bearing
M86643-M86610 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in rugged environments.

Where Is M86643-M86610 Bearing Used?
You’ll often find M86643-M86610 Bearing in automotive applications like wheel hubs and differentials, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: M86643-M86610 Bearing
M86643-M86610 Bearing excels in industrial gearboxes, where its open design allows for easy lubrication and maintenance. The steel cage adds stability, making it reliable for high-load scenarios.

Automotive vs Aerospace: Applications of M86643-M86610 Bearing
In automotive systems, M86643-M86610 Bearing supports wheel assemblies, while in aerospace, it’s used in auxiliary equipment due to its precision and load capacity. The ABEC-1 rating ensures consistent performance.

Perfect Fit for Automation: M86643-M86610 Bearing
M86643-M86610 Bearing works well in automated conveyor systems, where its tapered rollers reduce friction and wear. The standard radial clearance option makes it versatile for various setups.

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