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

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

The 358-354X is a single-row tapered roller bearing with a 1.7717″ bore and 3.3465″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21800 lbf radially and 2960 lbf thrust, making it versatile for various 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, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery, gearboxes, or automotive systems where combined loads are common.

Weighing just 1.1 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 358-354X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.7717" x 3.3465" x 0.8125"
  • 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 0.8125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.97"
  • Cone Backface Backing Diameter 2.09"
  • 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 358
  • 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 21800 lbf
  • Static Radial Load 20000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5650 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2960 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 358-354X Bearing

358-354X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 21,800 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 358-354X Bearing Reduce Friction?

358-354X Bearing’s tapered roller design minimises friction, ensuring smooth operation under combined loads.
The chrome steel construction provides excellent wear resistance, extending the bearing’s service life.
Its standard radial clearance allows for optimal performance in different applications.
Proper lubrication further enhances its efficiency and reduces maintenance needs.

Engineered for Precision: 358-354X Bearing

358-354X Bearing features precise dimensions, with a bore diameter tolerance of +0.005″ to 0.
The effective center location of -0.19″ ensures accurate alignment in various machinery setups.
Its ABEC-1 rating guarantees consistent performance for general industrial applications.
The bearing’s design balances load capacity and precision for reliable operation.

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

358-354X Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
This material choice ensures reliable performance under high dynamic radial loads up to 21,800 lbf.
Unlike ceramic options, it offers cost-effective solutions for standard industrial applications.
The steel construction maintains performance across a wide temperature range from -30° to 110°C.

Application

Industrial Uses of 358-354X Bearing
358-354X 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, 358-354X Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 358-354X 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 358-354X Bearing Used?
You’ll often find 358-354X Bearing in mining equipment, where its robust design withstands harsh conditions. The tapered rollers distribute loads evenly, reducing wear over time.

In manufacturing plants, 358-354X Bearing supports machinery like presses and gearboxes, ensuring smooth operation. Its standard radial clearance offers flexibility for various industrial needs.

Built for Heavy-Duty Use: 358-354X Bearing
358-354X Bearing excels in applications like forklifts and cranes, where strength and reliability are key. The chrome steel rollers and rings provide long-lasting performance.

For railway systems, 358-354X Bearing handles the heavy loads and vibrations typical in rail transport. Its ABEC-1 rating ensures consistent precision even under stress.

Automotive vs Aerospace: Applications of 358-354X Bearing
In automotive settings, 358-354X Bearing is ideal for drivetrain components, offering a balance of strength and precision. The imperial measurements simplify replacements in older vehicles.

While not typically used in aerospace, 358-354X Bearing’s reliability makes it a solid choice for ground support equipment. Its temperature range suits various operational conditions.

Q&A

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