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TS (Single Row Tapered Roller Bearings) (Imperial) 554-552

TS (Single Row Tapered Roller Bearings) (Imperial) 554-552

The 554-552 is a single-row tapered roller bearing with a 2.4375″ bore and 4.875″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 42900 lbf radially and 6590 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures stability during high-speed operations. 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 applications where combined loads are common.

Weighing 4.6 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 554-552
  • Brand TFL
  • Interchangeable Timken
  • Size 2.4375" x 4.875" x 1.5"
  • Bore Dia 2.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.444"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.5"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.8"
  • Cone Backface Backing Diameter 3.03"
  • Cup Frontface Backing Diameter 4.60"
  • Cup Backface Backing Diameter 4.29"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.37"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 554
  • Cup Part Number 552
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 555
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 42900 lbf
  • Static Radial Load 55700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6590 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 4.6 lb

Features

Performance Features of 554-552 Bearing

554-552 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 42,900 lbf, ensuring reliable performance in heavy-duty applications.
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 operating conditions.

How Does 554-552 Bearing Reduce Friction?

554-552 Bearing’s tapered roller design minimises friction, allowing smooth operation under combined loads.
The precision-engineered chrome steel rollers and cage ensure even load distribution.
Its standard radial clearance options provide flexibility for different application needs.
Regular lubrication further enhances its efficiency and longevity.

Designed for Durability: 554-552 Bearing

554-552 Bearing features a robust single-row construction, ideal for handling high radial and thrust loads.
The chrome steel components resist wear, maintaining performance over extended periods.
With a static radial load capacity of 55,700 lbf, it excels in demanding industrial environments.
Its ABEC-1 rating confirms consistent quality and precision.

Steel vs Ceramic Bearings: Strengths of 554-552 Bearing

554-552 Bearing uses chrome steel for both rollers and rings, offering excellent strength and durability.
This material choice provides better cost-effectiveness compared to ceramic options in many applications.
The steel construction handles high dynamic thrust ratings up to 6,590 lbf reliably.
Its standard lubrication requirements make maintenance straightforward for most users.

Application

Industrial Uses of 554-552 Bearing
554-552 Bearing is commonly used in heavy machinery like construction equipment and agricultural tractors, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in rugged conditions.

In automotive applications, 554-552 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for many North American vehicle models.

For industrial conveyor systems, 554-552 Bearing’s open design simplifies lubrication and maintenance, extending service life. The steel cage adds stability, making it suitable for high-load scenarios.

Where Is 554-552 Bearing Used?
You’ll often find 554-552 Bearing in mining equipment, where its robust design handles extreme loads and harsh environments. The tapered rollers distribute stress evenly, reducing wear over time.

In railway applications, 554-552 Bearing supports axle assemblies, ensuring smooth operation under heavy loads. Its ABEC-1 rating balances precision and cost-effectiveness for these demanding uses.

Built for Heavy-Duty Use: 554-552 Bearing
554-552 Bearing excels in forestry machinery, where its combined load capacity handles both radial and thrust forces. The standard radial clearance allows for easy integration into existing systems.

For oil and gas equipment, 554-552 Bearing’s temperature range (-30° to 110°C) ensures reliability in varying conditions. The steel cage and chrome steel rollers provide long-lasting performance.

Automotive vs Aerospace: Applications of 554-552 Bearing
In automotive settings, 554-552 Bearing is ideal for drivetrain components, offering a balance of strength and affordability. Its imperial measurements align with many classic and modern vehicle designs.

For aerospace ground support equipment, 554-552 Bearing provides dependable performance in load-handling systems. While not used in-flight, its durability suits heavy ground operations.

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