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TS (Single Row Tapered Roller Bearings) (Imperial) 358A-354X

TS (Single Row Tapered Roller Bearings) (Imperial) 358A-354X

The 358A-354X is a single-row tapered roller bearing with a 1.7717″ bore and 3.3465″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 18400 lbf radially and 2500 lbf thrust, making it versatile for various applications.

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

Weighing just 1.1 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 358A-354X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.7717" x 3.3465" x 0.8124"
  • Bore Dia 1.7717"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.3465"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.854"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8124"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.97"
  • Cone Backface Backing Diameter 2.24"
  • Cup Frontface Backing Diameter 3.18"
  • Cup Backface Backing Diameter 3.03"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0"
  • Effective Center Location -0.19"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 358A
  • Cup Part Number 354X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 355
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 18400 lbf
  • Static Radial Load 20000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4770 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2500 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 1.1 lb

Features

Performance Features of 358A-354X Bearing

358A-354X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 18,400 lbf, ensuring reliable performance in various applications.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

How Is 358A-354X Bearing Engineered for Reliability?

358A-354X Bearing features a single-row tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its effective centre location of -0.19″ improves load distribution and stability.
This bearing is interchangeable with Timken models, providing flexibility for replacements.

Built for Durability: 358A-354X Bearing

358A-354X Bearing’s robust design includes a steel cage that withstands heavy loads and high speeds.
The tapered roller configuration reduces stress concentrations, prolonging service life.
With a static radial load capacity of 20,000 lbf, it excels in demanding industrial applications.
Its ABEC-1 rating ensures consistent precision and performance.

Steel vs Ceramic Bearings: Strengths of 358A-354X Bearing

358A-354X Bearing uses chrome steel for both rings and rollers, offering excellent strength and wear resistance.
The steel cage provides reliable roller guidance, maintaining performance under combined loads.
Unlike ceramic options, this bearing is more cost-effective while still delivering high load capacities.
Its standard lubrication requirement simplifies maintenance without compromising reliability.

Application

Industrial Uses of 358A-354X Bearing
358A-354X 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 even in demanding environments.

Where Is 358A-354X Bearing Used?
You’ll often find 358A-354X Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for older or non-metric vehicle models.

Built for Heavy-Duty Use: 358A-354X Bearing
358A-354X Bearing excels in industrial fans and pumps, thanks to its robust steel cage and tapered rollers. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 358A-354X Bearing
In automotive settings, 358A-354X Bearing supports high radial loads in drivetrains. While not typically used in aerospace, its precision makes it suitable for some ground support equipment.

Key Fields for 358A-354X Bearing
358A-354X Bearing is a go-to for conveyor systems and material handling equipment. Its standard radial clearance ensures smooth operation under varying load conditions.

Q&A

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