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TS (Single Row Tapered Roller Bearings) (Imperial) 66588-66520

TS (Single Row Tapered Roller Bearings) (Imperial) 66588-66520

The 66588-66520 is a single-row tapered roller bearing with a 2.36″ bore and 4.81″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 41200 lbf radial and 12200 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 systems where combined loads are common.

Weighing 3.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 66588-66520
  • Brand TFL
  • Interchangeable Timken
  • Size 2.3622" x 4.8125" x 1.3125"
  • Bore Dia 2.3622"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.8125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.87"
  • Cone Backface Backing Diameter 2.91"
  • Cup Frontface Backing Diameter 4.60"
  • Cup Backface Backing Diameter 4.13"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.08"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 66588
  • Cup Part Number 66520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 66500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 41200 lbf
  • Static Radial Load 39900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 10700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12200 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 3.600 lb

Features

Performance Features of 66588-66520 Bearing

66588-66520 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 41,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 66588-66520 Bearing Handle Combined Loads?

66588-66520 Bearing’s tapered roller design efficiently manages both radial and thrust loads.
Its dynamic thrust rating of 12,200 lbf ensures stable performance under demanding conditions.
The precision-engineered cage maintains roller spacing, minimising friction and noise.
This bearing is ideal for applications requiring consistent performance and long service life.

Engineered for Precision: 66588-66520 Bearing

66588-66520 Bearing features precise dimensions, with a bore diameter tolerance of +0.005″ to 0.
Its chrome steel construction provides excellent wear resistance and durability.
The open design allows for easy lubrication, ensuring smooth operation over time.
With standard radial clearance options, it offers flexibility for various applications.

Application

Ideal for Heavy-Duty Use: 66588-66520 Bearing
The 66588-66520 Bearing is a reliable choice for industrial machinery, especially in applications like conveyor systems and heavy equipment where combined loads are common. Its tapered roller design ensures smooth operation even under demanding conditions.

In automotive settings, 66588-66520 Bearing works well in wheel hubs and differentials, thanks to its robust chrome steel construction. The imperial sizing makes it a convenient fit for many North American vehicle models.

For construction equipment, this bearing’s high dynamic load capacity makes it suitable for cranes and excavators. The open design allows for easy lubrication, extending its service life in tough environments.

66588-66520 Bearing also finds use in agricultural machinery, where its durability handles the stresses of tillers and harvesters. The standard radial clearance offers flexibility for various operational needs.

In mining applications, this bearing’s ability to withstand heavy radial and thrust loads ensures reliable performance in crushers and drills. The steel cage adds extra strength for prolonged use.

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