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TS (Single Row Tapered Roller Bearings) (Imperial) 55212C-55434

TS (Single Row Tapered Roller Bearings) (Imperial) 55212C-55434

The 55212C-55434 is a single-row tapered roller bearing with a 2.125″ bore and 4.3301″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 34000 lbf radially and 13300 lbf thrust, suitable for demanding applications.

Its open design allows 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, making it a practical choice for replacements. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 2.700 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable option.

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Product Parameters

  • Part Number 55212C-55434
  • Brand TFL
  • Interchangeable Timken
  • Size 2.125" x 4.3301" x 1.1516"
  • Bore Dia 2.125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.3301"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.0594"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7766"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1516"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.12"
  • Cone Frontface Backing Diameter 2.56"
  • Cone Backface Backing Diameter 3.23"
  • Cup Frontface Backing Diameter 4.11"
  • Cup Backface Backing Diameter 3.58"
  • 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 55434
  • 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 2.700 lb

Features

Performance Features of 55212C-55434 Bearing

55212C-55434 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34,000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 55212C-55434 Bearing Engineered for Reliability?

55212C-55434 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 13,300 lbf at 90 million revolutions highlights long-term performance.
This bearing is interchangeable with Timken models, offering flexibility in replacement.

Designed for Durability: 55212C-55434 Bearing

55212C-55434 Bearing’s tapered roller design efficiently distributes loads, reducing stress on components.
The chrome steel materials resist wear, maintaining performance even under high radial loads.
With an ABEC-1 rating, it balances precision and cost-effectiveness for industrial use.
Its open seal type allows for easy lubrication, ensuring consistent performance over time.

Steel vs Ceramic Bearings: Strengths of 55212C-55434 Bearing

55212C-55434 Bearing uses chrome steel for both rollers and rings, providing excellent strength-to-weight ratio.
This material choice ensures reliable performance in applications where ceramic might be less cost-effective.
The bearing’s 36,200 lbf static radial load capacity demonstrates its robustness.
Its imperial sizing (2.125″ bore) makes it compatible with existing machinery in certain regions.

Application

Key Fields for 55212C-55434 Bearing
In industrial settings, 55212C-55434 Bearing is commonly used in heavy machinery like gearboxes and conveyor systems, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 55212C-55434 Bearing Used?
You’ll often find 55212C-55434 Bearing in automotive applications, particularly in wheel hubs and differentials, where its robust design supports both radial and thrust loads. The inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 55212C-55434 Bearing
For construction equipment, 55212C-55434 Bearing excels in excavators and cranes, thanks to its high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 55212C-55434 Bearing
While 55212C-55434 Bearing is popular in trucks and buses for its load-handling ability, it’s also suitable for aerospace ground support equipment. The steel cage adds reliability in high-stress conditions.

Perfect Fit for Automation: 55212C-55434 Bearing
In automated production lines, 55212C-55434 Bearing supports robotic arms and assembly systems with smooth operation. Its standard radial clearance ensures consistent performance under varying loads.

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