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TS (Single Row Tapered Roller Bearings) (Imperial) 87750-87111

TS (Single Row Tapered Roller Bearings) (Imperial) 87750-87111

The 87750-87111 is a single-row tapered roller bearing with a 7.5″ 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 for 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 or automotive applications where combined loads are common.

Weighing 20.9 lb, it’s built to last while maintaining performance. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 87750-87111
  • Brand TFL
  • Interchangeable Timken
  • Size 7.5" x 11.125" x 2"
  • Bore Dia 7.5"
  • 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 8.98"
  • Cone Backface Backing Diameter 8.23"
  • 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 87750
  • 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 20.9 lb

Features

Performance Features of 87750-87111 Bearing

87750-87111 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 performance in heavy-duty applications.

The tapered roller design efficiently distributes loads, reducing stress and extending service life.
With a standard radial clearance, it provides smooth operation in various industrial settings.

87750-87111 Bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.
The steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

Application

Industrial Uses of 87750-87111 Bearing
The 87750-87111 Bearing is widely used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 87750-87111 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. The inch sizing makes it compatible with many American vehicle models.

For industrial conveyor systems, 87750-87111 Bearing’s robust design supports smooth operation under continuous heavy loads. The open seal type allows for easy lubrication, extending its service life in high-use scenarios.

Where Is 87750-87111 Bearing Used?
You’ll often find 87750-87111 Bearing in agricultural machinery, like tractors and harvesters, where its ability to handle combined loads is essential. The steel cage adds extra strength for rough working conditions.

In railway applications, 87750-87111 Bearing supports axle boxes, ensuring stable performance under varying loads and speeds. Its standard radial clearance makes it adaptable to different operational requirements.

Built for Heavy-Duty Use: 87750-87111 Bearing
The 87750-87111 Bearing excels in oilfield equipment, such as pumps and drilling rigs, thanks to its high dynamic load capacity. Its temperature range suits both hot and cold operating conditions.

For wind turbine gearboxes, 87750-87111 Bearing’s tapered rollers distribute loads evenly, reducing wear over time. The ABEC-1 rating ensures consistent performance in precision applications.

Automotive vs Aerospace: Applications of 87750-87111 Bearing
In automotive settings, 87750-87111 Bearing is ideal for heavy-duty trucks, handling both radial and thrust loads in wheel assemblies. Its inch measurements align with standard US automotive specs.

For aerospace ground equipment, 87750-87111 Bearing supports maintenance tools and loading systems, where reliability is key. The chrome steel rollers provide long-lasting performance even with frequent use.

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