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TS (Single Row Tapered Roller Bearings) (Imperial) 74551X-74846X

TS (Single Row Tapered Roller Bearings) (Imperial) 74551X-74846X

The 74551X-74846X is a single-row tapered roller bearing with a 5.5118″ bore and 8.4646″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 79500 lbf and is designed for long-lasting performance.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like industrial gearboxes or machinery where combined loads are common.

Weighing 12.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number 74551X-74846X
  • Brand TFL
  • Interchangeable Timken
  • Size 5.5118" x 8.4646" x 1.875"
  • Bore Dia 5.5118"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.4646"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.89"
  • Cone Backface Backing Diameter 6.22"
  • Cup Frontface Backing Diameter 8.23"
  • Cup Backface Backing Diameter 7.72"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.19"
  • Effective Center Location 0.09"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 74551X
  • Cup Part Number 74846X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 74000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 79500 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 20600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 17200 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 12.900 lb

Features

Performance Features of 74551X-74846X Bearing

74551X-74846X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 79,500 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Why Choose 74551X-74846X Bearing for Precision Tasks?

74551X-74846X Bearing features precise tolerances, ensuring accurate performance in demanding settings.
The tapered roller design distributes loads evenly, improving efficiency and reducing wear.
Its standard radial clearance allows for smooth operation in diverse applications.
The open seal type simplifies maintenance while maintaining performance.

Engineered for Reliability: 74551X-74846X Bearing

74551X-74846X Bearing’s single-row construction provides stability under high radial and thrust loads.
The chrome steel components resist wear, extending the bearing’s service life.
With a static radial load capacity of 138,000 lbf, it handles extreme conditions with ease.
Its ABEC-1 rating ensures consistent performance for industrial applications.

How Does 74551X-74846X Bearing Resist Wear?

74551X-74846X Bearing’s tapered rollers and chrome steel materials minimise friction and wear.
The steel cage maintains proper roller spacing, enhancing longevity and reliability.
Its effective lubrication system further reduces wear, even under heavy loads.
The bearing’s robust design ensures durability in harsh environments.

Optimized for Efficiency: 74551X-74846X Bearing

74551X-74846X Bearing’s tapered roller design ensures efficient load distribution.
The precise tolerances and chrome steel construction enhance performance and reduce energy loss.
Its dynamic thrust rating of 17,200 lbf supports versatile applications.
The open design allows for easy lubrication, maintaining optimal operation.

Application

Industrial Uses of 74551X-74846X Bearing
74551X-74846X Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 74551X-74846X Bearing Used?
In automotive applications, 74551X-74846X Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a good match for American-made vehicles.

Built for Heavy-Duty Use: 74551X-74846X Bearing
For industrial fans and pumps, 74551X-74846X Bearing offers stability and long service life, thanks to its robust steel cage. The open design allows for easy lubrication, keeping operations smooth.

Automotive vs Aerospace: Applications of 74551X-74846X Bearing
While 74551X-74846X Bearing excels in truck axles and agricultural machinery, it’s also suitable for certain aerospace components requiring precise load management. The ABEC-1 rating ensures consistent performance.

Perfect Fit for Automation: 74551X-74846X Bearing
In conveyor systems and material handling equipment, 74551X-74846X Bearing reduces friction and wear, enhancing efficiency. Its standard radial clearance options make it adaptable to various operational needs.

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