TS (Single Row Tapered Roller Bearings) (Imperial) 74550P-74853

The 74550P-74853 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 robust for heavy-duty use.

Its open design allows 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, gearboxes, or heavy equipment where combined loads are common.

Weighing 14.7 lb, it’s built to last and complies with RoHS and REACH standards for safety and environmental care. The standard radial clearance ensures easy installation and maintenance.

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Description

Features

Application

Q&A

Product Parameters

Part Number 74550P-74853
Brand TFL
Interchangeable Timken
Size 5.5" x 8.5" x 2.125"
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 1.875"
Cup Width Tolerance +0.002" to -0.01
Width 2.125"
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 8.30"
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 74853
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 14.7 lb

Features

Performance Features of 74550P-74853 Bearing

74550P-74853 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 102,000 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 conditions.

How Is 74550P-74853 Bearing Engineered for Reliability?

74550P-74853 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction resists wear, ensuring a long service life even under high stress.
Its standard radial clearance allows for smooth operation in diverse industrial settings.
Lubrication is required to maintain peak performance and reduce maintenance intervals.

Built for Durability: 74550P-74853 Bearing

74550P-74853 Bearing’s chrome steel components provide excellent resistance to heavy radial and thrust loads.
The tapered roller design distributes loads evenly, minimising stress on individual components.
With a static radial load capacity of 138,000 lbf, it excels in demanding environments.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of 74550P-74853 Bearing
The 74550P-74853 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.

What Makes 74550P-74853 Bearing a Preferred Choice?
In automotive applications, 74550P-74853 Bearing supports wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. The inch sizing makes it ideal for North American vehicle models.

Built for Heavy-Duty Use: 74550P-74853 Bearing
For industrial fans and pumps, 74550P-74853 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. Its steel cage adds stability during high-speed rotations.

Automotive vs Aerospace: Applications of 74550P-74853 Bearing
While 74550P-74853 Bearing excels in truck axles and agricultural machinery, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures consistent performance across varied environments.

Perfect Fit for Automation: 74550P-74853 Bearing
In robotic arms and conveyor systems, 74550P-74853 Bearing’s tapered rollers reduce friction, enhancing movement accuracy. Its standard radial clearance adapts well to dynamic load changes.