+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
2578-2523D TDO (Two-Row Double-Outer Race) (Imperial)

2578-2523D TDO (Two-Row Double-Outer Race) (Imperial)

The 2578-2523D is a two-row tapered roller bearing with a 1.125″ bore and 2.75″ outer diameter, built from sturdy chrome steel for combined load handling. It supports dynamic radial loads up to 32800 lbf and fits standard cup designs for easy installation.

Its double-row construction boosts radial capacity to 8500 lbf per pair, while the open design simplifies lubrication. The steel cage ensures smooth operation even at temperatures from -30°C to 110°C.

This ABEC-1 rated bearing suits heavy-duty applications like axle systems or industrial gearboxes. With standard radial clearance options (C3/C4/C5), it offers flexibility for different precision needs.

Weighing 2.63 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it’s a reliable choice for imperial-sized machinery.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 2578-2523D
  • Brand TFL
  • Size 1.125" x 2.75" x 0.9983"
  • Bore Dia 1.125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.75"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.25"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.9983"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.625"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.54"
  • Cup Frontface Backing Diameter 2.56"
  • Cage Cone Backface Clearance 0.02"
  • Dynamic Radial Load 32800 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 2578
  • Cup Part Number 2523D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 2500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 4880 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 2280 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 8500 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 2.63 lb

Features

How Does 2578-2523D Bearing Handle Combined Loads?

2578-2523D Bearing features a double-row tapered roller design, providing robust support for combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 32,800 lbf.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes 2578-2523D Bearing Suitable for Heavy-Duty Applications?

2578-2523D Bearing is built with precision-tapered rollers, offering high load capacity and stability.
The double-row design distributes loads evenly, enhancing performance in demanding environments.
Its chrome steel components resist wear, ensuring long-term reliability.
The standard radial clearance options provide flexibility for different applications.

Engineered for Precision: 2578-2523D Bearing

2578-2523D Bearing’s tapered roller design ensures smooth operation under combined loads.
The chrome steel rings and rollers enhance strength, supporting dynamic radial loads up to 32,800 lbf.
Its steel cage keeps rollers in place, minimising friction and noise.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Application

Industrial Uses of 2578-2523D Bearing
2578-2523D Bearing is commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 2578-2523D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial automation, 2578-2523D Bearing’s tapered roller design offers smooth operation in conveyor systems and robotic arms. The open seal type allows for easy lubrication, extending its service life.

Where Is 2578-2523D Bearing Used?
You’ll often find 2578-2523D Bearing in mining equipment, where its robust design withstands harsh conditions. The standard radial clearance ensures consistent performance even under heavy loads.

In wind turbines, 2578-2523D Bearing helps manage the combined loads from rotor blades and gearboxes. Its ABEC-1 rating provides a good balance of precision and cost-effectiveness for such applications.

Built for Heavy-Duty Use: 2578-2523D Bearing
2578-2523D Bearing excels in logging machinery, where its steel cage and chrome steel rollers resist wear from constant vibration. The double-row configuration distributes loads evenly, reducing stress on individual components.

For railway applications, 2578-2523D Bearing’s temperature range of -30° to 110°C ensures reliability in varying climates. The tapered roller design also helps absorb shocks from track irregularities.

Automotive vs Aerospace: Applications of 2578-2523D Bearing
In automotive systems, 2578-2523D Bearing is ideal for heavy trucks, handling both radial and thrust loads in axles. The inch measurements simplify integration with existing designs.

For aerospace ground equipment, 2578-2523D Bearing’s standard radial clearance and open seal type facilitate maintenance in service vehicles. Its weight of 2.63 lb strikes a good balance between strength and portability.

Q&A

SEND INQUIRY