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TS (Single Row Tapered Roller Bearings) (Imperial) HM743337-HM743310

TS (Single Row Tapered Roller Bearings) (Imperial) HM743337-HM743310

The HM743337-HM743310 is a single-row tapered roller bearing with a 7.875″ bore and 13.125″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 206,000 lbf radially and 40,200 lbf thrust, making it robust for heavy-duty use.

Its pin-type cage design ensures smooth operation, while the open seal allows for easy lubrication. The bearing operates well 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 large equipment where high radial and thrust loads are common.

Weighing 52.5 lb, it’s built for durability and long service life. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number HM743337-HM743310
  • Brand TFL
  • Interchangeable Timken
  • Size 7.875" x 13.125" x 2.75"
  • Bore Dia 7.875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 13.125"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 2.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.0625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.75"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 9.8"
  • Cone Backface Backing Diameter 9.09"
  • Cup Frontface Backing Diameter 12.51"
  • Cup Backface Backing Diameter 11.93"
  • Cage Cone Frontface Clearance 0.2"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.03"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM743337
  • Cup Part Number HM743310
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM743300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 206000 lbf
  • Static Radial Load 353000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 53400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 40200 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 52.500 lb

Features

Performance Features of HM743337-HM743310 Bearing

HM743337-HM743310 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 206,000 lbf, ensuring reliable performance in heavy-duty applications.

The pin-type cage design keeps the tapered rollers aligned, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

HM743337-HM743310 Bearing’s standard radial clearance allows for flexibility in different applications.
Its ABEC-1 rating ensures consistent precision and smooth operation.

Application

Common Applications of HM743337-HM743310 Bearing
HM743337-HM743310 Bearing is widely used in heavy industrial equipment like mining machinery and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in harsh operating conditions.

Where Is HM743337-HM743310 Bearing Used?
You’ll often find HM743337-HM743310 Bearing in large gearboxes and axle systems, particularly in agricultural and forestry machinery. Its inch sizing makes it a straightforward replacement for Timken equivalents in North American equipment.

Built for Heavy-Duty Use: HM743337-HM743310 Bearing
HM743337-HM743310 Bearing excels in applications like railcar wheel sets, where its high dynamic radial load capacity (206,000 lbf) provides reliable performance. The pin-type cage design further enhances stability under heavy loads.

Automotive vs Aerospace: Applications of HM743337-HM743310 Bearing
In automotive sectors, HM743337-HM743310 Bearing supports truck differentials and drivetrains, while its aerospace use is limited due to weight considerations. The ABEC-1 rating suits most industrial applications perfectly.

Ideal for Precision: HM743337-HM743310 Bearing
HM743337-HM743310 Bearing works well in paper mill rollers and printing presses, where its standard radial clearance maintains consistent operation. The 2.75″ width fits neatly into many industrial bearing housings.

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