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TS (Single Row Tapered Roller Bearings) (Imperial) A4050-A4138

TS (Single Row Tapered Roller Bearings) (Imperial) A4050-A4138

The A4050-A4138 is a single-row tapered roller bearing with a 0.5″ bore and 1.3775″ outer diameter, crafted from sturdy chrome steel. It manages combined loads, handling up to 2960 lbf radially and 594 lbf in thrust, with a smooth operation up to ABEC-1 standards.

Its open design simplifies lubrication, while the steel cage ensures durability. The bearing performs reliably in temperatures ranging from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a practical replacement option. It’s well-suited for applications like automotive axles or industrial gearboxes where combined loads are typical.

Weighing just 0.100 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for your needs.

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Product Parameters

  • Part Number A4050-A4138
  • Brand TFL
  • Interchangeable Timken
  • Size 0.5" x 1.3775" x 0.433"
  • Bore Dia 0.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 1.3775"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.4326"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.3437"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.433"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.050"
  • Cup Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 0.67"
  • Cone Backface Backing Diameter 0.73"
  • Cup Frontface Backing Diameter 1.28"
  • Cup Backface Backing Diameter 1.14"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0"
  • Effective Center Location -0.1"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number A4050
  • Cup Part Number A4138
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series A4000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 2960 lbf
  • Static Radial Load 2580 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 767 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 594 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 0.100 lb

Features

Performance Features of A4050-A4138 Bearing

A4050-A4138 Bearing is crafted from chrome steel for both rings and rollers, ensuring strength and durability.
Its dynamic radial load capacity of 2960 lbf makes it suitable for combined load applications.

The single-row tapered roller design provides effective load distribution, enhancing performance.
With a standard radial clearance, it offers reliable operation in various industrial settings.

A4050-A4138 Bearing operates within a temperature range of -30° to 110°C, adapting to different environments.
Its steel cage maintains roller alignment, reducing friction and extending service life.

Application

Industrial Uses of A4050-A4138 Bearing
A4050-A4138 Bearing is commonly used in industrial machinery, especially where combined radial and thrust loads are present, such as conveyor systems and gearboxes. Its single-row tapered roller design ensures reliable performance in heavy-duty applications.

Where Is A4050-A4138 Bearing Used?
You’ll often find A4050-A4138 Bearing in automotive components like wheel hubs and differential systems, thanks to its ability to handle both radial and axial forces. The inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: A4050-A4138 Bearing
A4050-A4138 Bearing works well in construction equipment, where its chrome steel construction resists wear under tough conditions. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of A4050-A4138 Bearing
In automotive settings, A4050-A4138 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems where precision and durability matter. The standard radial clearance offers flexibility for different load requirements.

Perfect Fit for Automation: A4050-A4138 Bearing
A4050-A4138 Bearing is a solid choice for robotic arms and automated machinery, where smooth rotation under combined loads is essential. Its steel cage adds stability during high-speed operations.

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