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TS (Single Row Tapered Roller Bearings) (Imperial) 87737-87111

TS (Single Row Tapered Roller Bearings) (Imperial) 87737-87111

The 87737-87111 is a single-row tapered roller bearing with a 7.375″ bore and 11.125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 114,000 lbf radially and 21,100 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 from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or heavy equipment where high radial and thrust loads are common.

Weighing 21.6 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 87737-87111
  • Brand TFL
  • Interchangeable Timken
  • Size 7.375" x 11.125" x 2"
  • Bore Dia 7.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 11.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.4375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 8.93"
  • Cone Backface Backing Diameter 8.15"
  • Cup Frontface Backing Diameter 10.51"
  • Cup Backface Backing Diameter 10.28"
  • Cage Cone Frontface Clearance 0.14"
  • Cage Cone Backface Clearance 0.32"
  • Effective Center Location 0.15"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 87737
  • Cup Part Number 87111
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 87000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 114000 lbf
  • Static Radial Load 156000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 29700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 21100 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 21.600 lb

Features

Performance Features of 87737-87111 Bearing

87737-87111 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 114,000 lbf, ensuring reliable operation in heavy-duty applications.

The tapered roller design of 87737-87111 Bearing provides effective load distribution, reducing wear.
With a static radial load rating of 156,000 lbf, it handles demanding conditions with ease.

87737-87111 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to long service life.

The standard radial clearance of 87737-87111 Bearing ensures smooth performance.
Weighing 21.600 lb, it balances durability and practicality for industrial use.

Application

Industrial Uses of 87737-87111 Bearing
The 87737-87111 Bearing is widely used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 87737-87111 Bearing supports axle systems and wheel hubs, providing reliable performance under high radial and thrust loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial gearboxes, 87737-87111 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds strength, making it suitable for high-load scenarios.

Where Is 87737-87111 Bearing Used?
You’ll often find 87737-87111 Bearing in agricultural machinery, like tractors and harvesters, where its robust design handles rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In conveyor systems, 87737-87111 Bearing’s tapered rollers manage both radial and axial forces efficiently. Its ABEC-1 rating provides a balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: 87737-87111 Bearing
The 87737-87111 Bearing excels in applications like crane booms and lifting equipment, where its high static load capacity is crucial. The chrome steel rollers resist wear, even under constant stress.

For railway applications, 87737-87111 Bearing’s temperature range (-30° to 110°C) ensures reliability in varying climates. Its compatibility with Timken models makes replacements straightforward.

Automotive vs Aerospace: Applications of 87737-87111 Bearing
In automotive settings, 87737-87111 Bearing is ideal for drivetrains, offering a cost-effective solution for high-load scenarios. Its inch measurements align with many US-made components.

For aerospace ground equipment, 87737-87111 Bearing’s steel cage and chrome steel rollers provide dependable performance. However, its ABEC-1 rating makes it more suited for auxiliary systems than flight-critical parts.

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