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TS (Single Row Tapered Roller Bearings) (Imperial) 745A-742V

TS (Single Row Tapered Roller Bearings) (Imperial) 745A-742V

The 745A-742V is a single-row tapered roller bearing with a 2.75″ bore and 5.909″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 84700 lbf radially and 12200 lbf in thrust, making it versatile 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, gearboxes, or automotive applications where robust performance is needed.

Weighing 8.6 lb, it’s built to last with standard radial clearance options. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 745A-742V
  • Brand TFL
  • Interchangeable Timken
  • Size 2.75" x 5.909" x 1.7502"
  • Bore Dia 2.75"
  • Bore Dia Tolerance +0.005" 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 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 3.94"
  • Cone Backface Backing Diameter 3.46"
  • 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 745A
  • 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 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 8.6 lb

Features

Performance Features of 745A-742V Bearing

745A-742V 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 proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

745A-742V Bearing’s standard radial clearance allows for smooth operation under different load conditions.
Its tapered roller design efficiently handles both radial and thrust loads, making it versatile for industrial use.

Application

Industrial Uses of 745A-742V Bearing
745A-742V Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 745A-742V Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its imperial sizing makes it a convenient choice for North American vehicles.

For industrial conveyor systems, 745A-742V Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear during prolonged use.

What Makes 745A-742V Bearing a Preferred Choice?
745A-742V Bearing stands out in agricultural machinery, such as tractor transmissions, due to its robust design and ability to withstand variable loads. The standard radial clearance offers flexibility for different operating conditions.

In power generation equipment, 745A-742V Bearing supports rotating shafts, ensuring smooth operation under high dynamic loads. Its ABEC-1 rating provides a balance of precision and cost-effectiveness for industrial applications.

Built for Heavy-Duty Use: 745A-742V Bearing
745A-742V Bearing excels in railway applications, particularly in axle boxes where combined loads are common. The tapered rollers distribute stress evenly, enhancing longevity.

For material handling systems, 745A-742V Bearing’s high static radial load capacity makes it suitable for cranes and forklifts. The inch measurements simplify replacement in existing setups.

Automotive vs Aerospace: Applications of 745A-742V Bearing
In automotive settings, 745A-742V Bearing is ideal for heavy-duty trucks, handling both radial and thrust loads in drivetrains. Its chrome steel components resist wear from constant vibration.

While not typically used in aerospace, 745A-742V Bearing finds a niche in ground support equipment, where its durability and ease of maintenance are valued. The temperature range suits most operational environments.

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