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TS (Single Row Tapered Roller Bearings) (Imperial) 74550P-74850P

TS (Single Row Tapered Roller Bearings) (Imperial) 74550P-74850P

The 74550P-74850P is a single-row tapered roller bearing with a 5.5″ bore and 8.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 102,000 lbf radially and 22,000 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, suitable for various industrial environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for machinery like gearboxes or conveyors where combined loads are common.

Weighing 13.1 lb, it’s built to last while meeting RoHS and REACH standards for safety and compliance. The ABEC-1 rating ensures consistent performance for standard precision needs.

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Product Parameters

  • Part Number 74550P-74850P
  • Brand TFL
  • Interchangeable Timken
  • Size 5.5" x 8.5" x 1.8751"
  • Bore Dia 5.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.5"
  • 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 1.8751"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.97"
  • Cone Backface Backing Diameter 6.3"
  • Cup Frontface Backing Diameter 8.23"
  • Cup Backface Backing Diameter 7.72"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location 0.09"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 74550P
  • Cup Part Number 74850P
  • 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 102000 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 26400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 22000 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 13.1 lb

Features

How Does 74550P-74850P Bearing Handle Combined Loads?

74550P-74850P Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 102,000 lbf, ensuring reliable performance in demanding conditions.
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 environments.

Structural Advantages of 74550P-74850P Bearing

74550P-74850P Bearing features a single-row tapered roller design, optimised for combined load applications.
The chrome steel construction enhances durability and resistance to wear under heavy loads.
Its standard radial clearance allows for smooth operation, while the open design simplifies maintenance.
The bearing’s effective centre location ensures stability and precision in performance.

Why Choose 74550P-74850P Bearing for Heavy-Duty Applications?

74550P-74850P Bearing is designed to handle dynamic radial loads up to 102,000 lbf, making it suitable for heavy-duty use.
The tapered roller design distributes loads evenly, reducing stress on individual components.
Its chrome steel rollers and rings provide excellent wear resistance, ensuring long service life.
With an ABEC-1 rating, it balances precision and reliability in industrial applications.

Application

Industrial Uses of 74550P-74850P Bearing
74550P-74850P Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 74550P-74850P Bearing Used?
You’ll often find 74550P-74850P Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high loads. Its inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: 74550P-74850P Bearing
74550P-74850P Bearing excels in industrial gearboxes, providing reliable performance under continuous operation. The steel cage adds extra strength, making it suitable for high-stress environments.

Automotive vs Aerospace: Applications of 74550P-74850P Bearing
In automotive applications, 74550P-74850P Bearing is used in truck wheel hubs, offering stability under heavy loads. For aerospace, its precision makes it suitable for auxiliary systems requiring dependable performance.

Perfect Fit for Automation: 74550P-74850P Bearing
74550P-74850P Bearing works well in automated conveyor systems, where its tapered rollers ensure smooth movement. The open design allows for easy lubrication, extending its service life.

Q&A

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