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TS (Single Row Tapered Roller Bearings) (Imperial) 55212C-55443

TS (Single Row Tapered Roller Bearings) (Imperial) 55212C-55443

The 55212C-55443 is a single-row tapered roller bearing with a 2.125″ bore and 4.4375″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 34000 lbf radial and 13300 lbf thrust, making it a sturdy choice for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in industrial machinery, gearboxes, 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’s a safe and reliable choice for various engineering needs.

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Product Parameters

  • Part Number 55212C-55443
  • Brand TFL
  • Interchangeable Timken
  • Size 2.125" x 4.4375" x 1.1875"
  • Bore Dia 2.125"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.56"
  • Cone Backface Backing Diameter 3.23"
  • Cup Frontface Backing Diameter 4.18"
  • 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 55443
  • 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

Engineered for Reliability: 55212C-55443 Bearing

55212C-55443 Bearing features chrome steel rings and rollers, providing robust performance under combined loads.
Its dynamic radial load capacity reaches 34,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures effective load distribution, enhancing durability and reducing wear.
With a standard radial clearance, it offers flexibility for various operational requirements.

55212C-55443 Bearing operates within a temperature range of -30° to 110°C, ensuring consistent performance.
Its steel cage maintains roller alignment, contributing to smooth and efficient operation.

The bearing’s construction meets ABEC-1 standards, balancing precision and reliability.
Easy to install and maintain, it reduces downtime and operational costs.

Application

Industrial Uses of 55212C-55443 Bearing
The 55212C-55443 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively.
Its chrome steel construction ensures durability even in demanding environments, making it a reliable choice for long-term use.

Where Is 55212C-55443 Bearing Used?
You’ll often find the 55212C-55443 Bearing in automotive applications like truck wheel hubs, where its ability to manage radial and thrust loads is essential.
The inch sizing makes it compatible with many North American vehicle models, simplifying maintenance and replacements.

Built for Heavy-Duty Use: 55212C-55443 Bearing
In industrial settings, the 55212C-55443 Bearing supports conveyor systems and gearboxes, thanks to its robust steel cage and high load capacity.
The open design allows for easy lubrication, ensuring smooth operation even under continuous stress.

Automotive vs Aerospace: Applications of 55212C-55443 Bearing
While the 55212C-55443 Bearing excels in automotive systems like differentials, it’s also suitable for aerospace ground support equipment.
The tapered rollers provide stability and precision, whether on the road or in stationary machinery.

Key Fields for 55212C-55443 Bearing
For mining equipment, the 55212C-55443 Bearing offers reliable performance under extreme conditions, thanks to its high dynamic load rating.
The standard radial clearance options make it adaptable to various operational needs, from heavy vibrations to steady loads.

Q&A

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