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78250AC Single Cones (Imperial)
78250AC Single Cones (Imperial)

78250AC Single Cones (Imperial)

The 78250AC is a single-row tapered roller bearing cone with a 2.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 53,200 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy maintenance, while the steel cage ensures reliable performance under heavy loads. The cone width is 1.3085 inches, with precise tolerances for a secure fit.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery, gearboxes, or heavy-duty equipment where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and durability. The ABEC-1 rating ensures consistent performance for standard applications.

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Product Parameters

  • Part Number 78250AC
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 78250AC-78537 , 78250AC-78551
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 78000C
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.3085"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.2"
  • Cone Frontface Backing Diameter 3.05"
  • Cone Backface Backing Diameter 3.66"
  • Cage Cone Frontface Clearance 0.21"
  • Cage Cone Backface Clearance 0.22"
  • Effective Center Location 0.33"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 53200 lbf
  • Static Radial Load 52600 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13800 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 92600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 20400 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 24000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does 78250AC Bearing Handle Combined Loads?

78250AC Bearing is built with chrome steel rings and a steel cage, offering robust resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 53,200 lbf, making it suitable for heavy-duty applications.
The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes 78250AC Bearing Suitable for High-Temperature Applications?

78250AC Bearing operates effectively in temperatures ranging from -30° to 110°C, maintaining performance under thermal stress.
The chrome steel construction enhances durability and resistance to wear.
Its open design allows for easy inspection and maintenance, reducing downtime.
The standard radial clearance options provide flexibility for different operational needs.

Engineered for Precision: 78250AC Bearing

78250AC Bearing features a tapered roller design, ensuring precise load handling and smooth rotation.
The steel cage maintains roller alignment, reducing friction and extending service life.
With an ABEC-1 rating, it offers reliable performance for industrial applications.
Its effective center location of 0.33″ enhances stability and load distribution.

Application

Industrial Uses of 78250AC Bearing
78250AC Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 78250AC Bearing Used?
You’ll often find 78250AC Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for American and British vehicle models.

Built for Heavy-Duty Use: 78250AC Bearing
78250AC Bearing excels in industrial gearboxes, providing smooth operation under high radial and thrust loads. The steel cage adds extra strength, making it suitable for long-term use.

Automotive vs Aerospace: Applications of 78250AC Bearing
In automotive systems, 78250AC Bearing supports wheel assemblies, while in aerospace, it’s used in landing gear mechanisms. Its ABEC-1 rating ensures consistent performance across both sectors.

Key Fields for 78250AC Bearing
78250AC Bearing is ideal for agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance offers flexibility for various load requirements.

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