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TS (Single Row Tapered Roller Bearings) (Imperial) 3875-3822RB

TS (Single Row Tapered Roller Bearings) (Imperial) 3875-3822RB

The 3875-3822RB is a single-row tapered roller bearing with a 1.5″ bore and 3.4688″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 27900 lbf radially and 4980 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance under heavy use. 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 industrial machinery or automotive systems where combined loads are common.

Weighing just 2lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 3875-3822RB
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3.4688" x 1.1876"
  • Bore Dia 1.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.4688"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1875"
  • 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 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.91"
  • Cone Backface Backing Diameter 1.95"
  • Cup Frontface Backing Diameter 3.27"
  • Cup Backface Backing Diameter 2.91"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3875
  • Cup Part Number 3822RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27900 lbf
  • Static Radial Load 33200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7240 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4980 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 lb

Features

Performance Features of 3875-3822RB Bearing

3875-3822RB Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27900 lbf, ensuring reliable performance in demanding conditions.
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 various environments.

How Is 3875-3822RB Bearing Engineered for Reliability?

3875-3822RB Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction enhances durability, while the open design simplifies lubrication.
Its standard radial clearance ensures smooth operation, suitable for a wide range of applications.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: 3875-3822RB Bearing

3875-3822RB Bearing’s single-row construction provides stability under heavy loads.
The steel cage and chrome steel rollers work together to minimise wear and tear.
Its static radial load capacity of 33200 lbf makes it suitable for robust industrial use.
The bearing’s design ensures easy maintenance, reducing downtime and operational costs.

Steel vs Ceramic Bearings: Strengths of 3875-3822RB Bearing

3875-3822RB Bearing uses chrome steel for both rollers and rings, offering excellent strength and affordability.
The tapered roller design efficiently manages combined loads, making it versatile for various applications.
Its dynamic thrust rating of 4980 lbf ensures reliable performance under pressure.
The open seal type allows for easy lubrication, enhancing longevity and reducing maintenance needs.

Application

Industrial Uses of 3875-3822RB Bearing
3875-3822RB Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

Where Is 3875-3822RB Bearing Used?
You’ll often find 3875-3822RB Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for older or custom-built vehicles.

Built for Heavy-Duty Use: 3875-3822RB Bearing
3875-3822RB Bearing excels in industrial fans and pumps, thanks to its ability to manage both radial and thrust loads. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 3875-3822RB Bearing
In automotive settings, 3875-3822RB Bearing supports drivetrain components, while its precision makes it suitable for certain aerospace auxiliary systems. The steel cage adds stability during high-speed rotations.

Perfect Fit for Automation: 3875-3822RB Bearing
3875-3822RB Bearing works well in automated conveyor systems, where its tapered rollers reduce friction. The standard radial clearance ensures smooth operation in repetitive tasks.

Q&A

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