TS (Single Row Tapered Roller Bearings) (Imperial) 55176-55443

The 55176-55443 is a single-row tapered roller bearing with a 1.75″ bore and 4.4375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 28300 lbf radially and 11100 lbf in thrust, making it versatile for various applications.

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, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery, gearboxes, or industrial equipment where combined loads are common.

Weighing 3.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 55176-55443
Brand TFL
Interchangeable Timken
Size 1.75" x 4.4375" x 1.1875"
Bore Dia 1.75"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.4375"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.0594"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.8125"
Cup Width Tolerance +0.002" to -0.01
Width 1.1875"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 2.44"
Cone Backface Backing Diameter 2.4"
Cup Frontface Backing Diameter 4.18"
Cup Backface Backing Diameter 3.62"
Cage Cone Frontface Clearance 0.16"
Cage Cone Backface Clearance 0.16"
Effective Center Location 0.28"
System of Measurement Inch
Type Bearing
Cone Part Number 55176
Cup Part Number 55443
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 55000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 28300 lbf
Static Radial Load 26700 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 7350 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 11100 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 3.1 lb

Features

Performance Features of 55176-55443 Bearing

55176-55443 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 28,300 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 55176-55443 Bearing Engineered for Reliability?

55176-55443 Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 11,100 lbf at 90 million revolutions highlights its long-term reliability.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Built for Durability: 55176-55443 Bearing

55176-55443 Bearing’s single-row construction provides stability under heavy combined loads.
The precision-machined chrome steel components resist wear, maintaining performance over time.
With an ABEC-1 rating, it delivers consistent precision in industrial applications.
Proper lubrication ensures optimal operation throughout its wide temperature range.

Application

Industrial Uses of 55176-55443 Bearing
You’ll often spot 55176-55443 Bearing in heavy machinery like construction equipment, where its tapered roller design handles combined loads effortlessly. The inch sizing makes it a go-to for American-made industrial gear.

In automotive applications, 55176-55443 Bearing works well in truck wheel hubs, thanks to its sturdy chrome steel construction. The open design allows for proper lubrication, extending service life in demanding conditions.

For agricultural machinery, 55176-55443 Bearing’s standard radial clearance accommodates varying loads in tractors and harvesters. Its steel cage provides reliable performance even in dusty field environments.

What Makes 55176-55443 Bearing a Preferred Choice?
The 55176-55443 Bearing shines in conveyor systems where consistent radial and thrust load capacity matters. Its ABEC-1 rating ensures dependable precision for most industrial needs.

You’ll appreciate how 55176-55443 Bearing fits seamlessly into mining equipment, with its temperature range handling both hot and cold operating conditions. The interchangeable Timken design simplifies maintenance and replacements.

Built for Heavy-Duty Use: 55176-55443 Bearing
55176-55443 Bearing proves its worth in gearboxes, where the tapered rollers manage directional forces smoothly. The chrome steel components resist wear even under continuous operation.

In forestry equipment, 55176-55443 Bearing stands up to rough treatment while maintaining performance. The standard radial clearance adapts well to shock loads common in these applications.

Light-Duty vs Heavy-Duty: Best Uses for 55176-55443 Bearing
For light-duty applications, 55176-55443 Bearing works well in industrial fans where its balanced design ensures quiet operation. The steel cage keeps maintenance simple and cost-effective.

In heavy-duty scenarios like oilfield equipment, 55176-55443 Bearing’s dynamic load capacity handles extreme conditions. The inch measurements make it compatible with older American machinery still in service.