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TS (Single Row Tapered Roller Bearings) (Imperial) 88931H-88128

TS (Single Row Tapered Roller Bearings) (Imperial) 88931H-88128

The 88931H-88128 is a single-row tapered roller bearing with a 9.3125″ bore and 12.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 124,000 lbf radially and 26,800 lbf thrust, making it a robust choice for heavy-duty applications.

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, suitable for various industrial environments.

Interchangeable with Timken models, this bearing is ideal for machinery requiring reliable performance under significant radial and thrust loads. Its standard radial clearance and ABEC-1 rating offer dependable precision for general industrial use.

Weighing 22.8 lb, it’s built to last in demanding settings like construction equipment or large gearboxes. Compliant with RoHS and REACH standards, it’s a safe and reliable option for long-term use.

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Product Parameters

  • Part Number 88931H-88128
  • Brand TFL
  • Interchangeable Timken
  • Size 9.3125" x 12.875" x 1.8125"
  • Bore Dia 9.3125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12.875"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 1.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8125"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 10.91"
  • Cone Backface Backing Diameter 9.96"
  • Cup Frontface Backing Diameter 12.20"
  • Cup Backface Backing Diameter 11.89"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.16"
  • Effective Center Location 0.81"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 88931H
  • Cup Part Number 88128
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 88000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 124000 lbf
  • Static Radial Load 185000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 32200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 26800 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 22.8 lb

Features

Core Advantages of 88931H-88128 Bearing

88931H-88128 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 124,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures even load distribution, reducing stress and extending service life.
With a static radial load of 185,000 lbf, it provides reliable support in demanding conditions.

88931H-88128 Bearing operates efficiently within a temperature range of -30° to 110°C.
The steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

Application

Industrial Uses of 88931H-88128 Bearing
The 88931H-88128 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough environments.

In automotive applications, 88931H-88128 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 North American vehicle models.

For industrial gearboxes, 88931H-88128 Bearing’s open design allows for easy lubrication, extending service life in high-speed operations. The steel cage adds stability, reducing wear over time.

Where Is 88931H-88128 Bearing Used?
You’ll often find 88931H-88128 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design handles uneven loads. The standard radial clearance ensures smooth operation in varying conditions.

In conveyor systems, 88931H-88128 Bearing supports heavy loads while maintaining alignment, thanks to its tapered rollers. The ABEC-1 rating provides sufficient precision for most industrial needs.

Built for Heavy-Duty Use: 88931H-88128 Bearing
The 88931H-88128 Bearing excels in forestry equipment, where its high static radial load capacity withstands shock loads. The chrome steel rollers resist deformation under pressure.

For railway applications, 88931H-88128 Bearing’s effective center location helps maintain stability in railcar axles. Its temperature range suits both cold and moderate climates.

Light-Duty vs Heavy-Duty: Best Uses for 88931H-88128 Bearing
In light-duty applications like small industrial pumps, 88931H-88128 Bearing offers reliable performance with minimal maintenance. The steel cage keeps rollers aligned for consistent operation.

For heavy-duty uses like oil rig equipment, 88931H-88128 Bearing’s dynamic thrust rating ensures longevity under constant stress. The inch measurements simplify replacements in older machinery.

Q&A

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