+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
478W-472DS TDO (Two-Row Double-Outer Race) (Imperial)

478W-472DS TDO (Two-Row Double-Outer Race) (Imperial)

The 478W-472DS is a two-row tapered roller bearing with a 2.5591″ bore and 5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 13700 lbf radially and 5200 lbf in thrust, making it a robust choice for heavy-duty applications.

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

This double-row design provides extra stability, ideal for machinery with high radial and thrust load demands. Suitable for industrial equipment like gearboxes or conveyor systems where reliability is key.

Weighing 8.05 lb, it’s built to last while meeting RoHS and REACH standards for safety and environmental compliance. The ABEC-1 rating ensures consistent performance for general industrial use.

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

Product Parameters

  • Part Number 478W-472DS
  • Brand TFL
  • Size 2.5591" x 5" x 1.142"
  • Bore Dia 2.5591"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.142"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.5625"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 3.03"
  • Cup Frontface Backing Diameter 4.56"
  • Cage Cone Backface Clearance 0.04"
  • Dynamic Radial Load 53000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 478W
  • Cup Part Number 472DS
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 475
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 7890 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 5200 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 13700 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 8.05 lb

Features

How Is 478W-472DS Bearing Engineered for Reliability?

478W-472DS Bearing features a double-row tapered roller design, providing robust support for combined radial and thrust loads.
Its chrome steel construction ensures durability and resistance to wear in demanding conditions.
With a dynamic radial load capacity of 53,000 lbf, it handles heavy-duty applications with ease.
The standard radial clearance and ABEC-1 rating offer reliable performance across various industrial uses.

What Makes 478W-472DS Bearing Suitable for High-Temperature Applications?

478W-472DS Bearing operates efficiently in temperatures ranging from -30° to 110°C, making it versatile for different environments.
The chrome steel rings and rollers maintain structural integrity even under thermal stress.
Its open seal design allows for easy lubrication, ensuring smooth operation in high-heat scenarios.
This bearing is ideal for applications where temperature fluctuations are common.

Built for Durability: 478W-472DS Bearing

478W-472DS Bearing is constructed with high-quality chrome steel for both rings and rollers, enhancing its lifespan.
The double-row design distributes loads evenly, reducing wear and tear over time.
Its standard radial clearance and robust cage material contribute to long-term reliability.
This bearing is a dependable choice for heavy machinery and industrial equipment.

Application

Industrial Uses of 478W-472DS Bearing
The 478W-472DS Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 478W-472DS Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial automation, 478W-472DS Bearing’s tapered roller design offers stability in conveyor systems and robotic arms. The open seal type allows for easy lubrication, extending its service life.

Where Is 478W-472DS Bearing Used?
You’ll often find 478W-472DS Bearing in agricultural machinery, where its robust design withstands harsh conditions like dust and moisture. The steel cage adds extra strength for long-term use.

In material handling systems, 478W-472DS Bearing ensures smooth operation of cranes and forklifts. Its standard radial clearance makes it versatile for various load requirements.

Built for Heavy-Duty Use: 478W-472DS Bearing
The 478W-472DS Bearing excels in forestry equipment, handling heavy loads with ease. Its tapered rollers distribute stress evenly, reducing wear over time.

For railway applications, 478W-472DS Bearing provides reliable performance in axle boxes. The ABEC-1 rating ensures consistent precision even under high speeds.

Automotive vs Aerospace: Applications of 478W-472DS Bearing
In automotive systems, 478W-472DS Bearing is ideal for transmissions, offering smooth power transfer. Its inch measurements align with many standard designs.

For aerospace ground equipment, 478W-472DS Bearing supports landing gear testing rigs. The chrome steel rollers handle high dynamic loads without compromising performance.

Q&A

SEND INQUIRY