48290-48220DC TDO (Two-Row Double-Outer Race) (Imperial)

The 48290-48220DC is a double-row tapered roller bearing with a 5-inch bore and 7.1875-inch outer diameter, built from sturdy chrome steel. It handles combined loads up to 105,000 lbf and is designed for long-lasting performance in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation even under heavy radial or thrust loads. The bearing works well in temperatures ranging from -30°C to 110°C.

This model features a standard cup type and is part of the 48200 series, making it a reliable choice for industrial applications. Ideal for use in gearboxes, heavy machinery, or construction equipment where combined loads are common.

Weighing 15.22 lb, it’s a robust option for high-load scenarios. Compliant with RoHS and REACH standards, it meets international safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 48290-48220DC
Brand TFL
Size 5" x 7.1875" x 1.5"
Bore Dia 5"
Bore Dia Tolerance +0.001" to 0
Outer Dia 7.1875"
Outer Dia Tolerance +0.001" to 0
Double Cup Width 2.875"
Double Cup Width Tolerance +0.003" to -0.01
Cone Width 1.5"
Cone Width Tolerance +0.002" to -0.01
Bearing Width Across Cups 3.3751"
Bearing Width Across Cups Tolerance +0.014" to -0.01"
Cup Backface ToClear Radius 0.03"
Cone Backface Backing Diameter 5.55"
Cup Frontface Backing Diameter 6.95"
Cage Cone Backface Clearance 0.06"
Dynamic Radial Load 105000 lbf
System of Measurement Inch
Type Bearing
Cone Part Number 48290
Cup Part Number 48220DC
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Double Row
Seal Type Open
Cups Type Standard
Series 48200
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Rating(One Row 90 Million Revolutions) 15600 lbf
Dynamic Thrust Rating(90 Million Revolutions) 8160 lbf
Dynamic Radial Rating(Two Row 90 Million Revolutions) 27200 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 15.22 lb

Features

Performance Features of 48290-48220DC Bearing

48290-48220DC Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 105,000 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances stability and load distribution.
This construction allows 48290-48220DC Bearing to handle both radial and thrust loads efficiently.

With a standard radial clearance, it provides smooth operation across various conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.

48290-48220DC Bearing operates within a temperature range of -30° to 110°C.
Its open design simplifies lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 48290-48220DC Bearing
The 48290-48220DC Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

Where Is 48290-48220DC Bearing Used?
You’ll often find 48290-48220DC Bearing in agricultural machinery, supporting components like gearboxes and wheel hubs. Its inch sizing makes it a reliable choice for North American equipment manufacturers.

Built for Heavy-Duty Use: 48290-48220DC Bearing
In industrial fans and pumps, 48290-48220DC Bearing provides stable performance under high loads. The open seal design allows for easy lubrication, extending its service life in continuous operation.

Automotive vs Aerospace: Applications of 48290-48220DC Bearing
While 48290-48220DC Bearing is robust enough for truck axles and drivetrains, its precision also suits aerospace applications like landing gear systems. The standard radial clearance offers flexibility across different load conditions.

What Makes 48290-48220DC Bearing a Preferred Choice?
For conveyor systems in warehouses, 48290-48220DC Bearing’s tapered roller design ensures smooth movement under heavy loads. Its steel cage adds extra strength, reducing maintenance needs over time.