TS (Single Row Tapered Roller Bearings) (Imperial) 55212C-55437

The 55212C-55437 is a single row tapered roller bearing with a 2.125″ bore and 4.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34000 lbf radially and 13300 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 or automotive systems where combined loads are common.

Weighing 2.9 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 55212C-55437
Brand TFL
Interchangeable Timken
Size 2.125" x 4.375" x 1.1875"
Bore Dia 2.125"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.375"
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 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 2.56"
Cone Backface Backing Diameter 3.23"
Cup Frontface Backing Diameter 4.15"
Cup Backface Backing Diameter 3.62"
Cage Cone Frontface Clearance 0.16"
Cage Cone Backface Clearance 0.17"
Effective Center Location 0.3"
System of Measurement Inch
Type Bearing
Cone Part Number 55212C
Cup Part Number 55437
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 55000C
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 34000 lbf
Static Radial Load 36200 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 8810 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 13300 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 2.9 lb

Features

How Is 55212C-55437 Bearing Engineered for Reliability?

55212C-55437 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity of 34000 lbf makes it suitable for heavy-duty applications.

The tapered roller design provides effective load distribution, reducing wear and extending service life.
With a standard radial clearance, it offers reliable performance in various operating conditions.

55212C-55437 Bearing operates within a temperature range of -30° to 110°C, adapting to different environments.
The steel cage maintains roller alignment, ensuring smooth and efficient operation.

Application

Industrial Uses of 55212C-55437 Bearing
This bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in rugged environments.

In automotive applications, 55212C-55437 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many American vehicle models.

For industrial conveyor systems, 55212C-55437 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability during continuous operation.

What Makes 55212C-55437 Bearing a Preferred Choice?
Its standard radial clearance and ABEC-1 rating make it suitable for general machinery where precision isn’t overly critical. The balanced load capacity ensures smooth operation in most conditions.

The bearing’s temperature range of -30° to 110°C works well in outdoor equipment exposed to seasonal changes. Maintenance is straightforward thanks to its open seal design.

Built for Heavy-Duty Use: 55212C-55437 Bearing
You’ll find this bearing in agricultural machinery like tractors, where its robust build handles dirt and moisture. The tapered rollers distribute loads evenly, reducing wear.

In mining equipment, 55212C-55437 Bearing’s dynamic radial load capacity of 34000 lbf makes it reliable for heavy loads. The steel cage prevents roller misalignment during intense use.

Automotive vs Aerospace: Applications of 55212C-55437 Bearing
While it’s often used in truck axles, this bearing isn’t typically found in aircraft due to its ABEC-1 rating. It’s better suited for ground vehicles where extreme precision isn’t required.

The inch measurements make it popular in North American industrial markets rather than metric-focused aerospace applications. Still, it’s versatile enough for most heavy machinery needs.