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TS (Single Row Tapered Roller Bearings) (Imperial) 33251-33461

TS (Single Row Tapered Roller Bearings) (Imperial) 33251-33461

The 33251-33461 is a single-row tapered roller bearing with a 2.5″ bore and 4.625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 31100 lbf radially and 6020 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding 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 3.2 lb, 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 33251-33461
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 4.625" x 1.1875"
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1875"
  • 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 0.03"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.83"
  • Cone Backface Backing Diameter 2.87"
  • Cup Frontface Backing Diameter 4.45"
  • Cup Backface Backing Diameter 4.17"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.11"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 33251
  • Cup Part Number 33461
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 33000
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 6020 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 3.2 lb

Features

Performance Features of 33251-33461 Bearing

33251-33461 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 31,100 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

33251-33461 Bearing’s standard radial clearance allows for smooth operation and easy installation.
The tapered roller design efficiently handles both radial and thrust loads.

Application

Industrial Uses of 33251-33461 Bearing
This tapered roller bearing is commonly used in heavy machinery like construction equipment and mining gear, where it handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in tough working conditions.

Where Is 33251-33461 Bearing Used?
You’ll often find 33251-33461 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its precise imperial sizing makes it a reliable choice for older or custom vehicle designs.

Built for Heavy-Duty Use: 33251-33461 Bearing
33251-33461 Bearing works well in agricultural machinery, such as tractors and harvesters, thanks to its robust steel cage and tapered roller design. The open seal allows for easy lubrication in dusty environments.

Automotive vs Aerospace: Applications of 33251-33461 Bearing
In automotive settings, 33251-33461 Bearing supports axle systems, while in aerospace, it’s suited for auxiliary gearboxes. The ABEC-1 rating ensures consistent performance without over-engineering for less critical applications.

Key Fields for 33251-33461 Bearing
33251-33461 Bearing is ideal for industrial fans and pumps, where its standard radial clearance accommodates thermal expansion. The steel cage and rollers provide long service life even with continuous operation.

Q&A

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