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TS (Single Row Tapered Roller Bearings) (Imperial) 443-430X

TS (Single Row Tapered Roller Bearings) (Imperial) 443-430X

The 443-430X is a single row tapered roller bearing with a 1.25″ bore and 3.5433″ outer diameter, crafted from sturdy 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 durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing 2.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

The standard radial clearance and ABEC-1 rating provide consistent performance. Its tapered roller design ensures efficient load distribution, reducing wear over time.

Perfect for applications requiring precise alignment and long service life, such as automotive or heavy equipment. The chrome steel construction resists wear, even under heavy use.

Easy to maintain with regular lubrication, this bearing is a practical choice for engineers and maintenance teams. Its durable build ensures reliable performance in tough conditions.

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Product Parameters

  • Part Number 443-430X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 3.5433" x 1.094"
  • Bore Dia 1.25"
  • 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 1.61"
  • Cone Backface Backing Diameter 1.65"
  • 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 443
  • 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 2.2 lb

Features

Performance Features of 443-430X Bearing

443-430X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 28,500 lbf, ensuring reliable performance in various applications.

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

443-430X Bearing’s standard radial clearance provides flexibility for different operational needs.
Its tapered roller design ensures smooth operation under both radial and thrust loads.

The open seal type allows for easy lubrication, maintaining optimal performance.
Weighing just 2.2 lb, it balances durability and ease of handling.

Application

Industrial Uses of 443-430X Bearing
443-430X Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 443-430X Bearing Used?
You’ll often find 443-430X Bearing in automotive applications, particularly in wheel hubs and differential systems. Its precise inch sizing makes it a reliable choice for older or custom vehicle models.

Built for Heavy-Duty Use: 443-430X Bearing
443-430X Bearing excels in industrial conveyor systems, thanks to its robust steel cage and high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 443-430X Bearing
In automotive settings, 443-430X Bearing supports drivetrain components, while its aerospace uses are limited due to weight constraints. The ABEC-1 rating ensures consistent performance in most ground-based applications.

Perfect Fit for Automation: 443-430X Bearing
443-430X Bearing works well in automated assembly lines, where its tapered rollers manage radial and thrust loads smoothly. The standard radial clearance option makes it versatile for various setups.

Q&A

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