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33251 Single Cones (Imperial)
33251 Single Cones (Imperial)

33251 Single Cones (Imperial)

The 33251 single cone is a tapered roller bearing with a 2.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 31100 lbf and static loads up to 44300 lbf.

Its open design allows easy maintenance, 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, making it a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

With standard radial clearance and ABEC-1 rating, it offers a balance of precision and durability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 33251
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 33251-33461 , 33251-33462 , 33251-33472 , 33251-33475
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 33000
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.83"
  • Cone Backface Backing Diameter 2.87"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.11"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 31100 lbf
  • Static Radial Load 44300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8060 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 54200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6020 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 14000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 33251 Bearing

33251 Bearing is crafted from chrome steel, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 31,100 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 environments.

Steel cage construction enhances durability and maintains roller alignment.
Standard radial clearance options provide flexibility for different operational needs.

Application

Industrial Uses of 33251 Bearing
33251 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

What Makes 33251 Bearing a Preferred Choice?
In automotive applications, 33251 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 33251 Bearing
For industrial fans and pumps, 33251 Bearing offers smooth operation and long service life due to its robust steel cage. The standard radial clearance allows for easy installation and maintenance.

Automotive vs Aerospace: Applications of 33251 Bearing
In automotive settings, 33251 Bearing supports high-load components like axles, while in aerospace, it’s suited for auxiliary systems requiring precision. Its temperature range ensures stability in diverse environments.

Where Is 33251 Bearing Used?
You’ll often find 33251 Bearing in agricultural machinery, such as tractors and harvesters, where its tapered rollers manage heavy radial and thrust loads. The open design simplifies lubrication and upkeep.

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