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TS (Single Row Tapered Roller Bearings) (Imperial) 3477-3422

TS (Single Row Tapered Roller Bearings) (Imperial) 3477-3422

The 3477-3422 is a single-row tapered roller bearing with a 1.3125″ bore and 3.1562″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 23500 lbf radially and 3820 lbf thrust, suitable for demanding 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, making it versatile for various conditions.

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 1.6 lb, it balances strength and portability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 3477-3422
  • Brand TFL
  • Interchangeable Timken
  • Size 1.3125" x 3.1562" x 1.1563"
  • Bore Dia 1.3125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.1562"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1721"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1563"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.67"
  • Cone Backface Backing Diameter 1.93"
  • Cup Frontface Backing Diameter 2.94"
  • Cup Backface Backing Diameter 2.68"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.34"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3477
  • Cup Part Number 3422
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 23500 lbf
  • Static Radial Load 26800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3820 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 1.6 lb

Features

Performance Features of 3477-3422 Bearing

3477-3422 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,500 lbf, ensuring reliable performance in demanding conditions.
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 various environments.

How Is 3477-3422 Bearing Engineered for Reliability?

3477-3422 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 3,820 lbf makes it suitable for heavy-duty applications.
The open design simplifies lubrication, maintaining consistent performance over time.

Built for Durability: 3477-3422 Bearing

3477-3422 Bearing’s tapered roller design distributes loads evenly, reducing wear and tear.
The chrome steel rollers and rings provide excellent resistance to fatigue, extending the bearing’s lifespan.
With a static radial load capacity of 26,800 lbf, it handles high-stress applications with ease.
Its ABEC-1 rating ensures precision and reliability in various industrial uses.

Steel vs Ceramic Bearings: Strengths of 3477-3422 Bearing

3477-3422 Bearing’s chrome steel construction offers a balance of strength and affordability.
The tapered roller design efficiently manages both radial and thrust loads, unlike standard ball bearings.
Its dynamic radial rating of 6,100 lbf (C90) ensures long-term performance under stress.
The steel cage and rollers provide durability, making it a practical choice for heavy machinery.

Application

Industrial Uses of 3477-3422 Bearing
3477-3422 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 3477-3422 Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for Timken bearings in older vehicles.

For industrial conveyor systems, 3477-3422 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. The standard radial clearance offers flexibility for different operational needs.

Where Is 3477-3422 Bearing Used?
You’ll often find 3477-3422 Bearing in mining equipment, where its robust design withstands high radial and thrust loads. The steel cage adds extra strength for prolonged use.

In manufacturing plants, 3477-3422 Bearing is ideal for gearboxes and pulley systems, ensuring smooth rotation. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 3477-3422 Bearing
3477-3422 Bearing excels in forestry machinery, handling rough terrain and heavy loads with ease. The tapered rollers distribute stress evenly, extending bearing life.

For railway applications, 3477-3422 Bearing’s temperature tolerance (-30° to 110°C) ensures reliability in varying climates. The inch measurements make it compatible with older rail systems.

Automotive vs Aerospace: Applications of 3477-3422 Bearing
In automotive settings, 3477-3422 Bearing is trusted for drivetrain components due to its load capacity. The chrome steel rollers resist wear over time.

While not typically used in aerospace, 3477-3422 Bearing suits ground support equipment, where durability matters more than weight savings. Its static radial load rating of 26800 lbf handles heavy stationary loads well.

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