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TS (Single Row Tapered Roller Bearings) (Imperial) 750A-742X

TS (Single Row Tapered Roller Bearings) (Imperial) 750A-742X

The 750A-742X is a single-row tapered roller bearing with a 3.25″ bore and 5.909″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 84700 lbf radially and 12200 lbf thrust, making it suitable 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.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for use in industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 7.3 lb, it’s built to last and complies with RoHS and REACH standards for safe usage. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 750A-742X
  • Brand TFL
  • Interchangeable Timken
  • Size 3.25" x 5.909" x 1.7502"
  • Bore Dia 3.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.909"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.8375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.4375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.7502"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.260"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.43"
  • Cone Backface Backing Diameter 4.17"
  • Cup Frontface Backing Diameter 5.63"
  • Cup Backface Backing Diameter 5.28"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.47"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 750A
  • Cup Part Number 742X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 745
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 84700 lbf
  • Static Radial Load 93800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 21900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12200 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 7.3 lb

Features

Performance Features of 750A-742X Bearing

750A-742X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 84,700 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

750A-742X Bearing’s standard radial clearance allows for smooth operation and easy installation.
The tapered roller design efficiently handles both radial and thrust loads.

Application

Industrial Uses of 750A-742X Bearing
750A-742X Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 750A-742X Bearing Used?
You’ll often find 750A-742X Bearing in automotive applications, particularly in wheel hubs and differential systems. Its precise inch sizing makes it a reliable choice for older or custom-built vehicles.

Built for Heavy-Duty Use: 750A-742X Bearing
750A-742X Bearing excels in industrial fans and pumps, thanks to its high dynamic radial load capacity. The open design allows for easy lubrication, extending its service life in continuous operations.

Automotive vs Aerospace: Applications of 750A-742X Bearing
In automotive settings, 750A-742X Bearing supports drivetrain components, while its aerospace uses are limited due to weight constraints. Its steel cage provides stability under high radial loads.

Key Fields for 750A-742X Bearing
750A-742X Bearing is ideal for agricultural machinery, where its tapered rollers manage uneven loads from tillers and harvesters. The standard radial clearance offers flexibility for various operating conditions.

Q&A

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