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TS (Single Row Tapered Roller Bearings) (Imperial) 748-742V

TS (Single Row Tapered Roller Bearings) (Imperial) 748-742V

The 748-742V is a single-row tapered roller bearing with a 3.1496″ bore and 5.909″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 71400 lbf radially and 10300 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.

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 7.6 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 748-742V
  • Brand TFL
  • Interchangeable Timken
  • Size 3.1496" x 5.909" x 1.7502"
  • Bore Dia 3.1496"
  • 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 0.12"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.32"
  • Cone Backface Backing Diameter 3.78"
  • 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 748
  • Cup Part Number 742V
  • 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 71400 lbf
  • Static Radial Load 93800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 18500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10300 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 7.6 lb

Features

Performance Features of 748-742V Bearing

748-742V Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 71,400 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

How Is 748-742V Bearing Engineered for Reliability?

748-742V Bearing features a single-row tapered roller design, optimised for both radial and thrust loads.
The chrome steel construction resists wear, ensuring a long service life even in demanding environments.
Its standard radial clearance allows for smooth operation, while the open design simplifies maintenance.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: 748-742V Bearing

748-742V Bearing’s tapered roller design efficiently distributes loads, reducing stress on components.
The steel cage maintains roller spacing, preventing slippage and extending bearing life.
Its static radial load capacity of 93,800 lbf ensures stability under heavy loads.
The bearing operates effectively within a wide temperature range, from -30° to 110°C.

Steel vs Ceramic Bearings: Strengths of 748-742V Bearing

748-742V Bearing uses chrome steel for both rings and rollers, providing excellent strength and wear resistance.
This material choice makes it more cost-effective than ceramic bearings while maintaining high performance.
The bearing’s dynamic thrust rating of 10,300 lbf ensures reliable operation under combined loads.
Its standard radial clearance offers a good balance between performance and ease of installation.

Application

Industrial Uses of 748-742V Bearing
748-742V Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 748-742V Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 748-742V Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds stability, reducing wear over time.

Where Is 748-742V Bearing Used?
748-742V Bearing can be found in agricultural machinery, supporting components like gearboxes and PTO shafts. Its robust design handles the rough conditions typical in farming operations.

The bearing also works well in mining equipment, where its high dynamic load capacity ensures reliable performance. The standard radial clearance makes it adaptable to various operational demands.

Built for Heavy-Duty Use: 748-742V Bearing
748-742V Bearing is ideal for forestry equipment, where its tapered rollers manage heavy loads and shocks. The chrome steel rollers resist wear, even in abrasive conditions.

In material handling systems, 748-742V Bearing’s single-row construction simplifies installation and maintenance. The open seal type allows for easy access during routine checks.

Automotive vs Aerospace: Applications of 748-742V Bearing
748-742V Bearing suits automotive drivetrains, offering stability under high torque. Its ABEC-1 rating ensures consistent performance without over-engineering.

In aerospace ground support equipment, 748-742V Bearing provides reliable operation. The temperature range accommodates varying weather conditions without compromising performance.

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