+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 455W-452A

TS (Single Row Tapered Roller Bearings) (Imperial) 455W-452A

The 455W-452A is a single-row tapered roller bearing with a 2″ bore and 4.25″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 30500 lbf radially and 4540 lbf thrust, suitable for demanding applications.

Its open design simplifies lubrication, while the steel cage ensures durability. 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 heavy-duty machinery or automotive systems where combined loads are common.

Weighing 2.9 lb, it balances strength and manageability. Compliant with RoHS and REACH standards for safe and versatile use.

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

Product Parameters

  • Part Number 455W-452A
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 4.25" x 1.2819"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1542"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.2819"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.32"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.96"
  • Cup Backface Backing Diameter 3.66"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.28"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 455W
  • Cup Part Number 452A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 455
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 30500 lbf
  • Static Radial Load 37200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4540 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

How Is 455W-452A Bearing Engineered for Reliability?

455W-452A Bearing features chrome steel rings and rollers, ensuring strong resistance to combined loads.
Its dynamic radial load capacity reaches 30,500 lbf, making it suitable for heavy-duty applications.
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 varied conditions.

Why Choose 455W-452A Bearing for Precision Tasks?

455W-452A Bearing’s tapered roller design provides precise load distribution, enhancing performance.
The chrome steel construction offers durability, even under high static radial loads of 37,200 lbf.
Its standard radial clearance ensures smooth operation, suitable for ABEC-1 rated applications.
The open design simplifies lubrication, maintaining efficiency over time.

Structural Advantages of 455W-452A Bearing

455W-452A Bearing is built with a single-row construction, ideal for combined load directions.
The precise cone and cup width tolerances ensure a secure fit, reducing operational wear.
Its effective center location of -0.28″ enhances stability during high-speed rotations.
The steel cage design further minimises friction, promoting longer service life.

Application

Industrial Uses of 455W-452A Bearing
455W-452A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The inch sizing makes it a straightforward fit for North American industrial applications.

What Makes 455W-452A Bearing a Preferred Choice?
In automotive applications, 455W-452A Bearing works well in wheel hubs and differentials, thanks to its robust chrome steel construction. Its standard radial clearance ensures reliable performance under varying load conditions.

Built for Heavy-Duty Use: 455W-452A Bearing
For conveyor systems, 455W-452A Bearing’s open design simplifies lubrication and maintenance, even in dusty environments. The steel cage adds durability, making it suitable for continuous operation.

Automotive vs Aerospace: Applications of 455W-452A Bearing
While 455W-452A Bearing excels in truck transmissions, its precision also suits aerospace landing gear components. The ABEC-1 rating balances cost and performance for these demanding uses.

Essential Roles of 455W-452A Bearing
In mining equipment, 455W-452A Bearing’s high dynamic radial load capacity ensures longevity under extreme conditions. The tapered rollers distribute stress evenly, reducing wear over time.

Q&A

SEND INQUIRY