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21075 Single Cones (Imperial)
21075 Single Cones (Imperial)

21075 Single Cones (Imperial)

The 21075 single cone is a tapered roller bearing with a 0.75″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 12400 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. The bearing is interchangeable with Timken models, making it a practical choice for replacements.

With standard radial clearance and ABEC-1 rating, it suits various industrial applications. Ideal for machinery where combined radial and thrust loads are common, such as gearboxes or conveyor systems.

Compliant with RoHS and REACH standards, it’s a safe and robust option for demanding environments. The cone width of 0.8598″ ensures a secure fit in compatible housings.

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Product Parameters

  • Part Number 21075
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 21075-21212 , 21075-21213 , 21075-21212-B
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 21000
  • Bore Dia 0.75"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.8598"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.03"
  • Cone Backface Backing Diameter 1.24"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location -0.23"
  • Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 21600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3250 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 5590 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 21075 Bearing

21075 Bearing is crafted with chrome steel rings, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 12,400 lbf, ensuring reliable performance in various applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

21075 Bearing’s tapered roller design provides smooth operation under heavy loads.
Its standard radial clearance options allow for flexibility in different setups.

Application

Industrial Uses of 21075 Single Cones
21075 Single Cones are commonly used in heavy machinery like construction equipment and agricultural vehicles, where their tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, making them suitable for dusty or high-load environments.

What Makes 21075 Single Cones a Preferred Choice?
In automotive applications, 21075 Single Cones work well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Their inch sizing ensures compatibility with older or imperial-standard machinery.

Built for Heavy-Duty Use: 21075 Single Cones
These cones are ideal for industrial gearboxes, where their chrome steel construction offers durability under continuous operation. The steel cage adds stability, making them a practical choice for high-stress scenarios.

Automotive vs Industrial: Applications of 21075 Single Cones
In trucks and buses, 21075 Single Cones support axle systems, while in conveyor belts, they manage heavy radial loads. Their versatility makes them a go-to for both sectors.

Where Is 21075 Single Cones Used?
You’ll find 21075 Single Cones in mining equipment, where their robust design handles extreme conditions. The standard radial clearance also ensures smooth performance in varying temperatures.

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