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555-S Single Cones (Imperial)
555-S Single Cones (Imperial)

555-S Single Cones (Imperial)

The 555-S single cones are tapered roller bearings designed for combined loads, with a 2.25″ bore and made from durable chrome steel. They handle dynamic radial loads up to 50,800 lbf and operate smoothly in temperatures from -30°C to 110°C.

Their single-row construction and open design make them easy to maintain, while the steel cage ensures reliable performance. The bearings are interchangeable with Timken models, offering flexibility for replacements.

Ideal for heavy-duty applications like truck axles or industrial gearboxes, where combined loads are common. They come with standard radial clearance but are also available in C3, C4, and C5 options for specific needs.

Compliant with RoHS and REACH standards, these bearings are a practical choice for various machinery. Their ABEC-1 rating ensures consistent performance without unnecessary precision costs.

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Product Parameters

  • Part Number 555-S
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 555-S-552 , 555-S-552-B , 555-S-552A , 555-S-553-SA , 555-S-553A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 555
  • Bore Dia 2.25"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.444"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 2.76"
  • Cone Backface Backing Diameter 2.99"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.37"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 50800 lbf
  • Static Radial Load 55700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13200 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 88500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7810 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 22900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does 555-S Bearing Handle Combined Loads?

555-S Bearing is crafted from chrome steel, offering robust resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 50,800 lbf, ensuring dependable performance in tough conditions.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

Why Choose 555-S Bearing for Heavy-Duty Applications?

555-S Bearing features a tapered roller design, ideal for handling combined loads efficiently.
The chrome steel construction provides durability, while the steel cage ensures smooth operation.

Its dynamic thrust rating of 7,810 lbf makes it suitable for demanding industrial uses.
Standard radial clearance options allow for flexibility in different applications.

Engineered for Reliability: 555-S Bearing

555-S Bearing’s single-row construction ensures stability and precision under heavy loads.
The chrome steel rings and rollers enhance wear resistance, prolonging service life.

With an ABEC-1 rating, it balances performance and affordability for various needs.
Its wide temperature range makes it adaptable to both hot and cold environments.

Steel vs Chrome Steel: Strengths of 555-S Bearing

555-S Bearing combines chrome steel rings with a steel cage for optimal performance.
This mix provides excellent load capacity while maintaining cost-effectiveness.

The bearing’s tapered rollers reduce friction, ensuring smooth and efficient operation.
It meets RoHS and REACH standards, making it a safe and compliant choice.

Application

Common Applications of 555-S Bearing
The 555-S Bearing is widely used in industrial machinery, especially in heavy-duty equipment like conveyor systems and gearboxes. Its tapered roller design handles combined loads efficiently, making it reliable for continuous operation.

In automotive applications, 555-S Bearing is often found in wheel hubs and differential systems, where its durability ensures smooth performance. The inch sizing makes it compatible with many North American vehicle models.

For construction equipment, 555-S Bearing’s chrome steel construction provides strength in demanding environments like excavators and cranes. The open seal design allows for easy maintenance in dusty or high-load conditions.

Where Is 555-S Bearing Used?
You’ll often spot 555-S Bearing in agricultural machinery, such as tractors and harvesters, where its robust design handles rough terrain. The steel cage adds extra durability for long-term use.

In mining equipment, 555-S Bearing supports heavy loads in crushers and drills, thanks to its high dynamic radial load capacity. The standard radial clearance ensures consistent performance under varying conditions.

Built for Heavy-Duty Use: 555-S Bearing
The 555-S Bearing excels in forestry equipment like log splitters and sawmills, where its tapered rollers manage intense thrust and radial loads. Its temperature range also suits outdoor operations.

For railway applications, 555-S Bearing is a go-to choice for axle boxes, offering stability and wear resistance. The ABEC-1 rating ensures reliable precision for smooth rail travel.

Automotive vs Aerospace: Applications of 555-S Bearing
In automotive systems, 555-S Bearing is trusted for drivetrain components, balancing speed and load capacity. Its inch measurements align with many classic and modern vehicle designs.

For aerospace ground support, 555-S Bearing aids in landing gear testing rigs, where its combined load handling is crucial. The chrome steel rings provide corrosion resistance in varied climates.

Q&A

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