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TS (Single Row Tapered Roller Bearings) (Imperial) 21075A-21213

TS (Single Row Tapered Roller Bearings) (Imperial) 21075A-21213

The 21075A-21213 is a single-row tapered roller bearing with a 0.75″ bore and 2.125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 12400 lbf radially and 3250 lbf thrust, suitable for moderate-speed 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, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for automotive or industrial equipment where combined radial and thrust loads are present.

Weighing just 0.5lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets environmental safety requirements. The standard radial clearance ensures easy installation in most applications.

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Product Parameters

  • Part Number 21075A-21213
  • Brand TFL
  • Interchangeable Timken
  • Size 0.75" x 2.125" x 0.875"
  • Bore Dia 0.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8598"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.02"
  • Cone Frontface Backing Diameter 1.03"
  • Cone Backface Backing Diameter 1.24"
  • Cup Frontface Backing Diameter 2.01"
  • Cup Backface Backing Diameter 1.75"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location -0.23"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 21075A
  • Cup Part Number 21213
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 21000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 12400 lbf
  • Static Radial Load 9560 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3210 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3250 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 0.5 lb

Features

Engineered for Precision: 21075A-21213 Bearing

21075A-21213 Bearing features a single-row tapered roller design, ideal for handling combined radial and thrust loads.
Its chrome steel construction ensures durability and reliable performance in various applications.

The bearing’s dynamic radial load capacity reaches 12,400 lbf, making it suitable for demanding conditions.
Precision-engineered with standard radial clearance, it offers smooth operation and extended service life.

21075A-21213 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance over time.

With interchangeable compatibility to Timken bearings, 21075A-21213 Bearing provides flexibility in replacements.
The steel cage maintains roller alignment, reducing friction and wear during operation.

Application

Industrial Uses of 21075A-21213 Bearing
21075A-21213 Bearing is commonly used in heavy machinery like conveyor systems and industrial gearboxes, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 21075A-21213 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For automation equipment, 21075A-21213 Bearing’s open design allows easy lubrication, maintaining smooth operation in robotic arms and assembly lines. The steel cage adds stability during high-speed rotations.

Where Is 21075A-21213 Bearing Used?
You’ll often find 21075A-21213 Bearing in agricultural machinery, supporting components like tractor transmissions. Its robust design handles both radial and thrust loads with ease.

The bearing also works well in construction equipment, such as excavators, where its ABEC-1 rating ensures consistent performance. The standard radial clearance offers flexibility for different load conditions.

Built for Heavy-Duty Use: 21075A-21213 Bearing
21075A-21213 Bearing excels in mining equipment, where its chrome steel rollers withstand harsh conditions. The single-row construction simplifies installation and maintenance.

In material handling systems, this bearing’s dynamic radial load capacity keeps operations running smoothly. The inch measurements make it compatible with older machinery still using imperial units.

Automotive vs Aerospace: Applications of 21075A-21213 Bearing
In automotive settings, 21075A-21213 Bearing supports drivetrain components, offering a balance of strength and precision. The temperature range suits both cold and moderate climates.

For aerospace ground equipment, this bearing’s reliability makes it suitable for maintenance tools and loading systems. However, its ABEC-1 rating limits use in high-precision flight components.

Q&A

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