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TS (Single Row Tapered Roller Bearings) (Imperial) 74537-74856

TS (Single Row Tapered Roller Bearings) (Imperial) 74537-74856

The 74537-74856 is a single-row tapered roller bearing with a 5.375″ bore and 8.5625″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 85900 lbf radial and 18600 lbf thrust, making it a robust choice for heavy-duty applications.

Its open design allows 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 industrial machinery, gearboxes, or heavy equipment where combined loads are common.

Weighing 14 lb, it’s built to last while meeting RoHS and REACH standards for safety and compliance. The standard radial clearance ensures straightforward installation and maintenance.

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Product Parameters

  • Part Number 74537-74856
  • Brand TFL
  • Interchangeable Timken
  • Size 5.375" x 8.5625" x 1.875"
  • Bore Dia 5.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.5625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.77"
  • Cone Backface Backing Diameter 6.1"
  • Cup Frontface Backing Diameter 8.30"
  • Cup Backface Backing Diameter 7.76"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location 0.09"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 74537
  • Cup Part Number 74856
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 74000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 85900 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 22300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 18600 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 14 lb

Features

Performance Features of 74537-74856 Bearing

74537-74856 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 85,900 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 74537-74856 Bearing Engineered for Reliability?

74537-74856 Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The tapered roller design distributes stress evenly, enhancing durability and reducing wear.
Its standard radial clearance options provide flexibility for different application needs.
The bearing requires lubrication, which helps maintain performance over time.

Built for Durability: 74537-74856 Bearing

74537-74856 Bearing’s chrome steel construction resists wear, even under high dynamic radial loads.
The single-row tapered roller design ensures efficient load distribution and long service life.
With an ABEC-1 rating, it balances precision and cost-effectiveness.
The open seal type allows for easy lubrication and maintenance.

Steel vs Ceramic Bearings: Strengths of 74537-74856 Bearing

74537-74856 Bearing uses chrome steel for both rollers and rings, providing excellent strength and durability.
This material choice ensures reliable performance in demanding industrial applications.
The bearing’s dynamic thrust rating of 18,600 lbf makes it suitable for combined load scenarios.
Its standard radial clearance options allow for versatile use across different machinery types.

Application

Industrial Uses of 74537-74856 Bearing
This bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is 74537-74856 Bearing Used?
You’ll often find 74537-74856 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high radial and thrust loads. The inch sizing makes it a good fit for North American equipment.

Built for Heavy-Duty Use: 74537-74856 Bearing
In industrial gearboxes, 74537-74856 Bearing provides reliable performance under constant stress. Its open design allows for easy lubrication, extending service life in high-temperature conditions.

Automotive vs Aerospace: Applications of 74537-74856 Bearing
In automotive applications, 74537-74856 Bearing is ideal for wheel hubs and differentials, offering smooth operation. For aerospace, its precision and load capacity make it suitable for auxiliary systems.

Essential Roles of 74537-74856 Bearing
This bearing excels in railway applications, where its tapered rollers manage heavy axial and radial loads. The steel cage adds stability, ensuring consistent performance over long distances.

Q&A

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