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TS (Single Row Tapered Roller Bearings) (Imperial) 23691-23621

TS (Single Row Tapered Roller Bearings) (Imperial) 23691-23621

The 23691-23621 is a single-row tapered roller bearing with a 1.378″ bore and 2.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 20100 lbf radially and 3300 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 1.1 lb, it balances strength and manageability. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 23691-23621
  • Brand TFL
  • Interchangeable Timken
  • Size 1.378" x 2.875" x 1.0625"
  • Bore Dia 1.378"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.062"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.65"
  • Cone Backface Backing Diameter 1.93"
  • Cup Frontface Backing Diameter 2.72"
  • Cup Backface Backing Diameter 2.48"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 23691
  • Cup Part Number 23621
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 23600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20100 lbf
  • Static Radial Load 22900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5210 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3300 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 1.1 lb

Features

How Is 23691-23621 Bearing Engineered for Reliability?

23691-23621 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 20,100 lbf, making it suitable for heavy-duty applications.

The steel cage maintains proper roller alignment, reducing friction and wear over time.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

23691-23621 Bearing’s standard radial clearance options provide flexibility for different installation needs.
Its tapered roller design efficiently handles both radial and thrust loads.

Application

Industrial Uses of 23691-23621 Bearing
23691-23621 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The inch sizing makes it a straightforward replacement for Timken bearings in North American machinery.

Where Is 23691-23621 Bearing Used?
You’ll often spot 23691-23621 Bearing in automotive axles and wheel hubs, thanks to its durability under varying load conditions. The chrome steel construction ensures long service life even in demanding environments.

Built for Heavy-Duty Use: 23691-23621 Bearing
23691-23621 Bearing performs well in agricultural machinery, particularly in gearboxes and PTO shafts. Its standard radial clearance allows for smooth operation despite dirt and debris exposure.

Automotive vs Aerospace: Applications of 23691-23621 Bearing
While 23691-23621 Bearing suits truck wheel assemblies perfectly, its ABEC-1 rating makes it less ideal for precision aerospace applications. The steel cage provides reliable performance in high-vibration automotive settings.

Key Fields for 23691-23621 Bearing
23691-23621 Bearing finds its place in industrial fans and pumps, where its dynamic load capacity ensures consistent operation. The open design simplifies lubrication maintenance during service intervals.

Q&A

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