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

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

The 745-742 is a single-row tapered roller bearing with a 2.36″ bore and 5.91″ outer diameter, crafted from sturdy chrome steel. It supports combined loads up to 71,400 lbf radially and 10,300 lbf thrust, making it versatile for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability even at high speeds. 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 agricultural equipment where robust performance is needed.

Weighing 9.4 lb, it’s built to handle demanding conditions while complying with RoHS and REACH standards. The standard radial clearance ensures easy installation and reliable operation.

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Product Parameters

  • Part Number 745-742
  • Brand TFL
  • Interchangeable Timken
  • Size 2.3595" x 5.909" x 1.75"
  • Bore Dia 2.3595"
  • 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 2.95"
  • Cone Backface Backing Diameter 3.19"
  • 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
  • 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 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 9.4 lb

Features

Performance Features of 745-742 Bearing

745-742 Bearing is built 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.

Why Choose 745-742 Bearing for Precision Tasks?

745-742 Bearing’s tapered roller design provides precise load distribution, ideal for combined load scenarios.
The chrome steel construction resists wear, ensuring consistent performance over time.
Its standard radial clearance options allow for flexibility in different applications.
The bearing meets ABEC-1 standards, balancing precision and cost-effectiveness.

Engineered for Reliability: 745-742 Bearing

745-742 Bearing’s single-row construction simplifies installation while maintaining high load capacity.
The open design allows for easy lubrication, extending the bearing’s service life.
With a static radial load rating of 93,800 lbf, it handles demanding conditions with ease.
The precise tolerances ensure smooth operation, reducing maintenance needs.

Steel vs Ceramic Bearings: Strengths of 745-742 Bearing

745-742 Bearing’s chrome steel components provide excellent strength and durability at a competitive cost.
The material choice ensures reliable performance in high-load industrial applications.
Its standard lubrication requirements make it practical for various operational environments.
The bearing’s weight of 9.4 lb reflects its sturdy construction without unnecessary bulk.

Application

Industrial Uses of 745-742 Bearing
You’ll often spot 745-742 Bearing in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effortlessly. The chrome steel construction gives it solid durability for tough working conditions.

In automotive applications, 745-742 Bearing works well in truck wheel hubs, supporting heavy loads while maintaining smooth rotation. Its imperial sizing makes it a straightforward replacement for Timken bearings in North American vehicles.

For industrial fans and gearboxes, 745-742 Bearing’s open design allows easy lubrication, extending service life in continuous operation. The standard radial clearance offers reliable performance across various temperature ranges.

Where Is 745-742 Bearing Used?
Ever wondered where 745-742 Bearing fits best? It’s commonly found in agricultural machinery, particularly in tractor transmissions where robust performance matters. The steel cage keeps everything aligned during heavy use.

You might also encounter 745-742 Bearing in mining equipment, where its ABEC-1 rating provides sufficient precision for rugged environments. The inch measurements make it compatible with older machinery still using imperial standards.

Built for Heavy-Duty Use: 745-742 Bearing
When you need something tough, 745-742 Bearing delivers in applications like conveyor systems handling bulk materials. Its 93,800 lbf static load capacity means it won’t buckle under pressure.

The bearing’s tapered rollers distribute loads evenly, making it ideal for crane swing mechanisms. Regular lubrication keeps it running smoothly even in dusty or high-temperature conditions.

Automotive vs Industrial: Applications of 745-742 Bearing
In trucks, 745-742 Bearing typically supports axle assemblies, while in factories it’s found in heavy-duty pumps. The same design adapts well to both environments thanks to its versatile load handling.

The bearing’s chrome steel rollers withstand constant vibration in industrial settings, while its precise tolerances ensure reliable performance in vehicle applications. It’s a proper workhorse either way.

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