+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 555-S-552

TS (Single Row Tapered Roller Bearings) (Imperial) 555-S-552

The 555-S-552 is a single-row tapered roller bearing with a 2.25″ bore and 4.875″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 50800 lbf radially and 7810 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy machinery or automotive uses where combined loads are common.

Weighing 4.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial applications.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 555-S-552
  • Brand TFL
  • Interchangeable Timken
  • Size 2.25" x 4.875" x 1.5"
  • Bore Dia 2.25"
  • 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 2.76"
  • Cone Backface Backing Diameter 2.99"
  • 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 555-S
  • 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 50800 lbf
  • Static Radial Load 55700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7810 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 4.900 lb

Features

How Does 555-S-552 Bearing Handle Combined Loads?

555-S-552 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 50,800 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 555-S-552 Bearing Suitable for Heavy-Duty Applications?

555-S-552 Bearing’s single-row tapered roller design efficiently manages combined loads up to 55,700 lbf static radial load.
The chrome steel construction enhances durability, making it ideal for industrial machinery.
Its standard radial clearance allows for smooth operation under varying conditions.
The open seal design simplifies maintenance while ensuring consistent performance.

Engineered for Precision: 555-S-552 Bearing

555-S-552 Bearing features precise cone and cup width tolerances, ensuring accurate fit and alignment.
The tapered roller design minimises friction, contributing to smoother operation.
With an ABEC-1 rating, it balances cost and performance for general applications.
Its effective centre location optimises load distribution, enhancing reliability.

Application

Industrial Uses of 555-S-552 Bearing
The 555-S-552 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in rugged environments.

In automotive applications, 555-S-552 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a straightforward replacement for Timken equivalents in older vehicles.

For industrial conveyor systems, 555-S-552 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. Its standard radial clearance offers flexibility for different operational needs.

Where Is 555-S-552 Bearing Used?
You’ll often find 555-S-552 Bearing in mining equipment, where its robust build withstands high radial and thrust loads. The steel cage adds extra resilience in dusty or high-vibration settings.

In manufacturing plants, this bearing supports machinery like presses and gearboxes, ensuring smooth operation over long shifts. Its ABEC-1 rating balances precision with cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 555-S-552 Bearing
The 555-S-552 Bearing excels in forestry machinery, where its tapered rollers manage uneven loads from cutting and lifting. The chrome steel rollers resist wear even in abrasive conditions.

For railway applications, this bearing’s effective center location helps maintain alignment in bogies and axles. Its temperature range suits both cold and moderately hot environments.

Automotive vs Aerospace: Applications of 555-S-552 Bearing
In trucks and buses, 555-S-552 Bearing handles the heavy loads of drivetrains and axles with ease. Its static radial load capacity ensures stability during prolonged use.

While not typically used in aerospace, this bearing’s reliability makes it a backup choice for ground support equipment. The inch measurements align with many North American machinery standards.

Q&A

SEND INQUIRY