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TS (Single Row Tapered Roller Bearings) (Imperial) 3784-3732

TS (Single Row Tapered Roller Bearings) (Imperial) 3784-3732

The 3784-3732 is a single-row tapered roller bearing with a 2-inch bore and 3.875-inch outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 27500 lbf radially and 4120 lbf in thrust, making it versatile for various applications.

Its open design allows for easy 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 2.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

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Product Parameters

  • Part Number 3784-3732
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 3.875" x 1.1876"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.193"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.76"
  • Cup Frontface Backing Diameter 3.56"
  • Cup Backface Backing Diameter 3.31"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3784
  • Cup Part Number 3732
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27500 lbf
  • Static Radial Load 34300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7120 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4120 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

Performance Features of 3784-3732 Bearing

3784-3732 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, ensuring reliable performance in various applications.
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 diverse environments.

How Does 3784-3732 Bearing Reduce Friction?

3784-3732 Bearing’s tapered roller design minimises friction, allowing smooth operation under heavy loads.
The chrome steel construction ensures durability while maintaining efficient performance.
Its standard radial clearance options provide flexibility for different applications.
With a static radial load of 34,300 lbf, it handles demanding conditions with ease.

Designed for Durability: 3784-3732 Bearing

3784-3732 Bearing features a single row construction, optimised for long-lasting performance.
The chrome steel components resist wear, even in high-load scenarios.
Its ABEC-1 rating ensures consistent precision across various speeds.
The bearing’s effective centre location enhances stability during operation.

Steel vs Ceramic Bearings: Strengths of 3784-3732 Bearing

3784-3732 Bearing uses chrome steel for both rings and rollers, providing excellent strength.
This material choice ensures reliable performance in industrial applications.
The bearing’s dynamic thrust rating of 4,120 lbf demonstrates its versatility.
With standard lubrication requirements, it maintains consistent performance over time.

Application

Industrial Uses of 3784-3732 Bearing
The 3784-3732 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 3784-3732 Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. The inch sizing makes it a preferred choice for American-made vehicles.

For industrial conveyors, 3784-3732 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability, making it suitable for continuous operation.

Where Is 3784-3732 Bearing Used?
You’ll often find 3784-3732 Bearing in mining equipment, where its robust design handles harsh conditions. The tapered rollers distribute loads evenly, reducing wear over time.

In power transmission systems, 3784-3732 Bearing supports shafts and gears, ensuring smooth operation. Its ABEC-1 rating balances precision and cost for general industrial use.

Built for Heavy-Duty Use: 3784-3732 Bearing
The 3784-3732 Bearing excels in applications like forklifts and cranes, where its high static radial load capacity is crucial. The standard radial clearance offers flexibility for various setups.

In forestry machinery, 3784-3732 Bearing’s temperature range (-30° to 110°C) ensures reliability in extreme conditions. Its steel cage and chrome steel rollers provide long-lasting performance.

Automotive vs Aerospace: Applications of 3784-3732 Bearing
In automotive systems, 3784-3732 Bearing is ideal for wheel assemblies, offering a balance of strength and affordability. The inch measurements align with many US vehicle standards.

For aerospace ground equipment, 3784-3732 Bearing handles moderate loads in tow tractors and loading platforms. Its compliance with RoHS and REACH makes it suitable for regulated environments.

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