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TS (Single Row Tapered Roller Bearings) (Imperial) 25576-25530RB

TS (Single Row Tapered Roller Bearings) (Imperial) 25576-25530RB

The 25576-25530RB is a single-row tapered roller bearing with a 1.6875″ bore and 3.3125″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 20300 lbf radially and 3020 lbf thrust, suitable for demanding applications.

Its open design simplifies lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various environments.

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

Weighing 1.3 lb, it balances strength and portability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The standard radial clearance (with options for C3/C4/C5) allows flexibility in fit. Its ABEC-1 rating ensures dependable performance for general industrial use.

The tapered roller design efficiently handles both radial and thrust loads. Perfect for applications requiring durability and consistent performance under stress.

Its inch measurements make it compatible with imperial system machinery. The chrome steel construction resists wear, extending service life.

Easy to maintain with regular lubrication, it’s a practical choice for ongoing use. Suitable for automotive and industrial equipment needing robust bearing solutions.

The precise tolerances ensure a secure fit in assemblies. Its single-row construction provides a compact solution without sacrificing capacity.

The standard cup type simplifies installation and replacement. A reliable choice for engineers seeking a balance of performance and ease of use.

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Product Parameters

  • Part Number 25576-25530RB
  • Brand TFL
  • Interchangeable Timken
  • Size 1.6875" x 3.3125" x 0.9376"
  • Bore Dia 1.6875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.3125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9376"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.93"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.11"
  • Cup Backface Backing Diameter 2.95"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.25"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 25576
  • Cup Part Number 25530RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 25500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20300 lbf
  • Static Radial Load 24900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5270 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3020 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 1.3 lb

Features

Performance Features of 25576-25530RB Bearing

25576-25530RB Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,300 lbf, ensuring reliable performance in various applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse conditions.

How Does 25576-25530RB Bearing Reduce Friction?

25576-25530RB Bearing features a precision-engineered tapered roller design, minimising friction during operation.
The chrome steel construction ensures smooth rolling action, even under heavy radial or thrust loads.
Its standard radial clearance allows for optimal performance in most industrial applications.
The open design simplifies lubrication, further reducing wear over time.

Engineered for Precision: 25576-25530RB Bearing

25576-25530RB Bearing’s single row tapered roller construction provides accurate load distribution.
With an ABEC-1 rating, it delivers consistent performance for general industrial use.
The effective center location of -0.25″ ensures proper alignment in mounted applications.
Its standard cup type design offers compatibility with various housing configurations.

Steel vs Ceramic Bearings: Strengths of 25576-25530RB Bearing

25576-25530RB Bearing uses chrome steel for both rings and rollers, balancing durability and cost-effectiveness.
This material choice provides excellent strength for handling dynamic radial loads up to 20,300 lbf.
The steel cage offers reliable performance across the operating temperature range.
While not as lightweight as ceramic options, it provides robust performance in typical industrial environments.

Application

Industrial Uses of 25576-25530RB Bearing
25576-25530RB Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is 25576-25530RB Bearing Used?
You’ll often find 25576-25530RB Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for American-made vehicles and industrial gearboxes.

Built for Heavy-Duty Use: 25576-25530RB Bearing
25576-25530RB Bearing excels in conveyor systems and mining equipment, thanks to its robust steel cage and high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 25576-25530RB Bearing
In automotive settings, 25576-25530RB Bearing supports wheel assemblies, while in aerospace, it’s used in auxiliary systems requiring precise load handling. The ABEC-1 rating ensures consistent performance across both fields.

Practical Applications of 25576-25530RB Bearing
25576-25530RB Bearing is a go-to for agricultural machinery, where its tapered rollers manage uneven loads from tillers and harvesters. The standard radial clearance offers flexibility for various operating conditions.

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