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TS (Single Row Tapered Roller Bearings) (Imperial) 3578-3530

TS (Single Row Tapered Roller Bearings) (Imperial) 3578-3530

The 3578-3530 is a single-row tapered roller bearing with a 1.75″ bore and 3.3125″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 25500 lbf radially and 3460 lbf in thrust, making it versatile for various applications.

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

Weighing 1.5lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 3578-3530
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 3.3125" x 1.1875"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.3125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.216"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.01"
  • Cone Backface Backing Diameter 2.24"
  • Cup Frontface Backing Diameter 3.15"
  • Cup Backface Backing Diameter 2.99"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.4"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3578
  • Cup Part Number 3530
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25500 lbf
  • Static Radial Load 30100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6610 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3460 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 1.500 lb

Features

Performance Features of 3578-3530 Bearing

3578-3530 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25,500 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

How Does 3578-3530 Bearing Reduce Friction?

3578-3530 Bearing’s tapered roller design minimises friction, allowing smooth operation under combined loads.
The precision-engineered chrome steel components ensure consistent performance and reduced wear.
Its standard radial clearance provides optimal balance between load capacity and friction reduction.
Regular lubrication further enhances its efficiency and longevity.

Built for Reliability: 3578-3530 Bearing

3578-3530 Bearing’s single row construction provides stability and reliability in demanding applications.
The chrome steel material composition resists wear, maintaining performance over extended periods.
With a static radial load capacity of 30,100 lbf, it handles heavy loads with ease.
Its ABEC-1 rating ensures consistent quality and precision in operation.

Steel vs Ceramic Bearings: Strengths of 3578-3530 Bearing

3578-3530 Bearing uses chrome steel for both rings and rollers, offering excellent durability.
This material choice provides better cost-effectiveness compared to ceramic alternatives in many applications.
The steel construction maintains performance under high static radial loads up to 30,100 lbf.
Its standard lubrication requirements make it practical for various industrial uses.

Application

Industrial Uses of 3578-3530 Bearing
The 3578-3530 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 3578-3530 Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. The imperial sizing makes it compatible with many North American vehicle models.

For industrial gearboxes, 3578-3530 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear over time.

Where Is 3578-3530 Bearing Used?
You’ll often find 3578-3530 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design handles rough conditions. The tapered rollers manage both radial and thrust loads smoothly.

In conveyor systems, 3578-3530 Bearing ensures reliable movement of heavy materials, thanks to its high dynamic load capacity. The standard radial clearance option suits most general-purpose applications.

Built for Heavy-Duty Use: 3578-3530 Bearing
The 3578-3530 Bearing excels in forestry equipment, where its chrome steel rollers withstand shock loads and vibrations. Its single-row construction simplifies installation and maintenance.

For railway applications, 3578-3530 Bearing provides consistent performance in axle boxes, handling both speed and load variations. The ABEC-1 rating ensures adequate precision for these uses.

Light-Duty vs Heavy-Duty: Best Uses for 3578-3530 Bearing
In light-duty scenarios like small pumps, 3578-3530 Bearing offers a cost-effective solution with reliable performance. Its standard radial clearance works well for moderate loads.

For heavy-duty industrial fans, 3578-3530 Bearing’s dynamic load rating ensures long-term reliability. The steel cage and chrome steel components resist wear even in dusty conditions.

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