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TS (Single Row Tapered Roller Bearings) (Imperial) 31597-31520

TS (Single Row Tapered Roller Bearings) (Imperial) 31597-31520

The 31597-31520 is a single-row tapered roller bearing with a 1.4375″ bore and 3″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21300 lbf radially and 3800 lbf thrust, making it versatile for various applications.

Its open design allows 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 machinery like gearboxes or wheel hubs where combined loads are common.

Weighing 1.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

The standard radial clearance and ABEC-1 rating ensure consistent performance. Its tapered roller design provides efficient load distribution, reducing wear over time.

Suitable for maintenance-friendly setups, it’s a practical pick for engineers and repair teams alike. The inch measurements make it easy to fit into imperial system designs.

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Product Parameters

  • Part Number 31597-31520
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 3" x 1.1563"
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1563"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.75"
  • Cone Backface Backing Diameter 2.01"
  • Cup Frontface Backing Diameter 2.87"
  • Cup Backface Backing Diameter 2.52"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.3"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 31597
  • Cup Part Number 31520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 31500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 21300 lbf
  • Static Radial Load 24100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5520 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3800 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 1.3 lb

Features

Performance Features of 31597-31520 Bearing

31597-31520 Bearing is crafted from chrome steel, offering robust resistance to combined radial and thrust loads.
Its dynamic radial load capacity reaches 21,300 lbf, making it suitable for demanding industrial applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance across various operating conditions.

31597-31520 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

Application

Industrial Uses of 31597-31520 Bearing
The 31597-31520 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in tough working conditions.

Where Is 31597-31520 Bearing Used?
You’ll often find the 31597-31520 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for American-made vehicles and industrial machinery.

Built for Heavy-Duty Use: 31597-31520 Bearing
This bearing excels in conveyor systems and mining equipment, thanks to its robust steel cage and high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 31597-31520 Bearing
In automotive settings, the 31597-31520 Bearing supports wheel assemblies, while in aerospace, it’s used in auxiliary systems. Its ABEC-1 rating ensures reliable performance across different industries.

Perfect Fit for Automation: 31597-31520 Bearing
The 31597-31520 Bearing works well in robotic arms and automated assembly lines, where precision and load handling are key. Its standard radial clearance offers smooth operation in repetitive tasks.

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