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

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

The 74550A-74850P is a single-row tapered roller bearing with a 5.5″ bore and 8.5″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 85900 lbf radially and 18600 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. 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 practical replacement option. Ideal for industrial machinery or automotive applications where high radial and thrust loads are common.

Weighing 13.1 lb, it’s built to last with standard radial clearance options. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 74550A-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 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.97"
  • Cone Backface Backing Diameter 6.54"
  • 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 74550A
  • 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 85900 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 22300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 18600 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

Performance Features of 74550A-74850P Bearing

74550A-74850P Bearing is crafted with chrome steel rings and rollers, ensuring strength and durability.
Its dynamic radial load capacity reaches 85,900 lbf, making it suitable for heavy-duty applications.

The tapered roller design efficiently handles combined loads, providing reliable performance.
With a standard radial clearance, it offers flexibility for various operational needs.

74550A-74850P Bearing operates within a temperature range of -30° to 110°C, adapting to different environments.
The steel cage maintains roller alignment, reducing wear and extending service life.

This bearing requires lubrication, ensuring smooth operation and reducing friction.
Its ABEC-1 rating guarantees consistent performance for industrial applications.

Application

Industrial Uses of 74550A-74850P Bearing
The 74550A-74850P Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

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

Built for Heavy-Duty Use: 74550A-74850P Bearing
In industrial gearboxes, 74550A-74850P Bearing provides reliable performance under continuous operation. The open design allows for easy lubrication, extending its service life in high-load applications.

Automotive vs Aerospace: Applications of 74550A-74850P Bearing
In automotive systems, 74550A-74850P Bearing is ideal for wheel hubs and differentials, offering stability under varying loads. While not typically used in aerospace, its precision makes it suitable for ground support equipment.

Essential Roles of 74550A-74850P Bearing
For conveyor systems in manufacturing plants, 74550A-74850P Bearing ensures smooth operation with minimal maintenance. Its standard radial clearance makes it adaptable to various industrial settings.

Q&A

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