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TS (Single Row Tapered Roller Bearings) (Imperial) 449-430X

TS (Single Row Tapered Roller Bearings) (Imperial) 449-430X

The 449-430X is a single-row tapered roller bearing with a 1.375″ bore and 3.5433″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 28500 lbf radially and 3600 lbf thrust, making it versatile for various 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, offering a practical replacement option. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 2.1 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 449-430X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 3.5433" x 1.094"
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.5433"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1772"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.094"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.71"
  • Cone Backface Backing Diameter 1.73"
  • Cup Frontface Backing Diameter 3.34"
  • Cup Backface Backing Diameter 3.19"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.36"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 449
  • Cup Part Number 430X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 435
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 28500 lbf
  • Static Radial Load 32400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3600 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 2.1 lb

Features

Why Choose 449-430X Bearing for Combined Loads?

449-430X Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 28,500 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

Application

Essential Roles of 449-430X Bearing
The 449-430X Bearing is widely used in industrial equipment like heavy-duty gearboxes and conveyor systems, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 449-430X Bearing supports axle assemblies and wheel hubs, providing reliable performance under radial and thrust loads. The inch sizing makes it compatible with many North American vehicle models.

For automation systems, 449-430X Bearing’s open design allows easy lubrication, which is crucial for maintaining smooth operation in robotic arms and assembly lines. The steel cage adds strength for high-load scenarios.

Where Is 449-430X Bearing Used?
You’ll often find 449-430X Bearing in agricultural machinery, where its robust design handles rough conditions like tractors and harvesters. The standard radial clearance ensures consistent performance over time.

In construction equipment, 449-430X Bearing excels in applications like crane swivels and excavator joints, thanks to its high dynamic load capacity. The ABEC-1 rating balances precision and cost-effectiveness for these uses.

Built for Heavy-Duty Use: 449-430X Bearing
449-430X Bearing is a go-to choice for mining equipment, where its tapered rollers manage extreme loads in crushers and screens. The chrome steel rollers resist wear even in abrasive environments.

For railway applications, 449-430X Bearing provides reliable performance in freight car axles, handling both radial and thrust forces. Its temperature range suits various climatic conditions.

Automotive vs Aerospace: Applications of 449-430X Bearing
In automotive systems, 449-430X Bearing is common in differentials and transmissions, offering a balance of strength and affordability. The inch measurements simplify replacements in older vehicles.

For aerospace ground equipment, 449-430X Bearing supports maintenance tools and loading systems, where its standard clearance ensures smooth operation. The steel cage withstands frequent use without compromising performance.

Q&A

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