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TS (Single Row Tapered Roller Bearings) (Imperial) 68450-68726

TS (Single Row Tapered Roller Bearings) (Imperial) 68450-68726

The 68450-68726 is a single-row tapered roller bearing with a 4.5″ bore and 7.25″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 52100 lbf radially and 11500 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 industrial machinery or automotive systems where combined loads are common.

Weighing 7.1 lb, it’s designed for long-lasting performance and complies with RoHS and REACH standards. The standard radial clearance can also be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number 68450-68726
  • Brand TFL
  • Interchangeable Timken
  • Size 4.5" x 7.25" x 1.4688"
  • Bore Dia 4.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1406"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.4688"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.79"
  • Cone Backface Backing Diameter 5.12"
  • Cup Frontface Backing Diameter 6.81"
  • Cup Backface Backing Diameter 6.46"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.21"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 68450
  • Cup Part Number 68726
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 68000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 52100 lbf
  • Static Radial Load 61000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 11500 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 7.100 lb

Features

Performance Features of 68450-68726 Bearing

68450-68726 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 52,100 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 68450-68726 Bearing Engineered for Reliability?

68450-68726 Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The tapered roller design distributes loads evenly, enhancing durability and reducing wear.
Its standard radial clearance allows for flexibility in different applications.
The ABEC-1 rating confirms its consistent performance in industrial settings.

Built for Durability: 68450-68726 Bearing

68450-68726 Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
The single-row design simplifies installation while maintaining high load capacity.
Its dynamic thrust rating of 11,500 lbf ensures reliable performance in demanding conditions.
The steel cage offers stability, keeping rollers in place during operation.

Steel vs Ceramic Bearings: Strengths of 68450-68726 Bearing

68450-68726 Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice ensures high strength and resistance to deformation under heavy loads.
The bearing’s standard lubrication requirement makes maintenance straightforward.
With a weight of 7.100 lb, it remains manageable for various industrial applications.

Application

Industrial Uses of 68450-68726 Bearing
This 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.

Where Is 68450-68726 Bearing Used?
You’ll often find it in automotive axles and wheel hubs, thanks to its ability to manage both radial and thrust loads. The inch sizing makes it a good fit for American-made vehicles and machinery.

Built for Heavy-Duty Use: 68450-68726 Bearing
It’s a reliable choice for industrial fans and pumps, where the open design allows for easy lubrication. The steel cage adds strength, making it suitable for high-load applications.

Automotive vs Aerospace: Applications of 68450-68726 Bearing
In automotive settings, it supports drivetrain components, while in aerospace, it’s used in landing gear systems. The ABEC-1 rating ensures consistent performance across different environments.

Perfect Fit for Automation: 68450-68726 Bearing
This bearing works well in conveyor systems and robotic arms, where precision and load capacity are key. The standard radial clearance offers flexibility for various industrial needs.

Q&A

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