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TS (Single Row Tapered Roller Bearings) (Imperial) 28576-28521

TS (Single Row Tapered Roller Bearings) (Imperial) 28576-28521

The 28576-28521 is a single row tapered roller bearing with a 1.7665″ bore and 3.625″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 22200 lbf radially and 3720 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance. 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 1.7 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance and ABEC-1 rating ensure consistent performance. Suitable for industrial settings requiring robust and long-lasting bearing solutions.

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Product Parameters

  • Part Number 28576-28521
  • Brand TFL
  • Interchangeable Timken
  • Size 1.7665" x 3.625" x 0.9689"
  • Bore Dia 1.7665"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7813"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9689"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.09"
  • Cone Backface Backing Diameter 2.32"
  • Cup Frontface Backing Diameter 3.46"
  • Cup Backface Backing Diameter 3.27"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.19"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 28576
  • Cup Part Number 28521
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 28500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 22200 lbf
  • Static Radial Load 29200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5770 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3720 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 1.7 lb

Features

Performance Features of 28576-28521 Bearing

28576-28521 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 22,200 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 28576-28521 Bearing Resist Wear?

28576-28521 Bearing’s chrome steel construction provides excellent resistance to wear and tear.
The tapered roller design distributes loads evenly, extending the bearing’s service life.
Its standard radial clearance ensures smooth operation under different load conditions.
The steel cage maintains roller positioning, further reducing friction and wear.

Engineered for Precision: 28576-28521 Bearing

28576-28521 Bearing features precise dimensions, with bore and outer diameter tolerances tightly controlled.
Its effective center location of -0.19″ ensures accurate alignment in assemblies.
The bearing’s ABEC-1 rating guarantees consistent performance in precision applications.
With a dynamic thrust rating of 3,720 lbf, it handles both radial and axial loads effectively.

Steel vs Ceramic Bearings: Strengths of 28576-28521 Bearing

28576-28521 Bearing uses chrome steel for both rings and rollers, offering excellent strength and durability.
The steel construction provides better load capacity compared to ceramic alternatives in many applications.
Its standard radial clearance allows for smooth operation under varying thermal conditions.
The bearing’s 1.7 lb weight strikes a balance between strength and manageable size.

Application

Industrial Uses of 28576-28521 Bearing
28576-28521 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 tough working conditions.

What Makes 28576-28521 Bearing a Preferred Choice?
In automotive applications, 28576-28521 Bearing fits well in wheel hubs and differential systems, thanks to its precise imperial sizing. Its open design allows for easy lubrication, extending service life.

Built for Heavy-Duty Use: 28576-28521 Bearing
For industrial fans and pumps, 28576-28521 Bearing offers reliable performance with its standard radial clearance. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 28576-28521 Bearing
In automotive settings, 28576-28521 Bearing supports drivetrain components, while its aerospace use is limited due to weight constraints. Its ABEC-1 rating balances cost and performance for general machinery.

Where Is 28576-28521 Bearing Used?
You’ll often find 28576-28521 Bearing in conveyor systems and gearboxes, where its dynamic radial load capacity shines. The temperature range of -30° to 110°C ensures versatility across climates.

Q&A

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