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

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

The 745-S-742 is a single-row tapered roller bearing with a 2.5″ bore and 5.909″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 84700 lbf radially and 12200 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for varied environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for applications like industrial machinery or automotive systems where high load capacity is needed.

Weighing 9.2 lb, it’s a solid choice for demanding tasks. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 745-S-742
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 5.909" x 1.75"
  • Bore Dia 2.5"
  • 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 1.75"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 3.66"
  • Cone Backface Backing Diameter 3.31"
  • 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 745-S
  • Cup Part Number 742
  • 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 9.2 lb

Features

How Is 745-S-742 Bearing Engineered for Reliability?

745-S-742 Bearing features chrome steel rings and rollers, providing robust performance under combined loads.
Its dynamic radial load capacity reaches 84,700 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a standard radial clearance, it offers flexibility for various industrial needs.

What Makes 745-S-742 Bearing Suitable for High-Temperature Applications?

745-S-742 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its chrome steel construction resists thermal deformation, maintaining performance in demanding conditions.
The open design allows for easy lubrication, ensuring smooth operation even under high heat.
This makes it a reliable choice for industrial machinery exposed to varying temperatures.

Designed for Durability: 745-S-742 Bearing

745-S-742 Bearing is built with high-quality chrome steel, ensuring long-lasting performance.
Its single-row tapered roller design handles both radial and thrust loads effectively.
The precise tolerances and standard radial clearance enhance its reliability in various applications.
With a static radial load capacity of 93,800 lbf, it stands up to rigorous use.

Application

Industrial Uses of 745-S-742 Bearing
745-S-742 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, 745-S-742 Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its inch sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 745-S-742 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 745-S-742 Bearing Used?
You’ll often find 745-S-742 Bearing in mining equipment, where its robust design handles extreme loads and harsh environments. The standard radial clearance ensures smooth operation even under stress.

In manufacturing plants, 745-S-742 Bearing supports machinery like presses and rollers, thanks to its high dynamic radial load capacity. The ABEC-1 rating balances precision and cost-effectiveness for industrial use.

Built for Heavy-Duty Use: 745-S-742 Bearing
745-S-742 Bearing excels in applications like gearboxes and drivetrains, where its tapered rollers manage both radial and axial forces. The chrome steel rollers resist wear, even in high-speed conditions.

For farm equipment, 745-S-742 Bearing’s durability makes it ideal for tractors and harvesters. The steel cage ensures stability, while the inch measurements simplify replacements in older machinery.

Automotive vs Aerospace: Applications of 745-S-742 Bearing
In automotive systems, 745-S-742 Bearing is a go-to for wheel assemblies, offering reliable performance under varying loads. Its compatibility with Timken designs makes it a versatile option for repairs.

For aerospace ground equipment, 745-S-742 Bearing handles heavy loads in tow tractors and cargo lifts. The temperature range of -30° to 110°C ensures functionality in diverse climates.

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