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53177-53376D TDO (Two-Row Double-Outer Race) (Imperial)

53177-53376D TDO (Two-Row Double-Outer Race) (Imperial)

The 53177-53376D is a double-row tapered roller bearing with a 1.75″ bore and 3.75″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 46500 lbf and is designed for long-lasting performance.

Its open design allows easy lubrication, while the steel cage ensures smooth operation. The bearing works in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is part of the 53000 series, with standard radial clearance and ABEC-1 precision. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 4.08 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 53177-53376D
  • Brand TFL
  • Size 1.75" x 3.75" x 1.1142"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.75"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.75"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1142"
  • 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 2.48"
  • Cup Frontface Backing Diameter 3.54"
  • Cage Cone Backface Clearance 0.19"
  • Dynamic Radial Load 46500 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 53177
  • Cup Part Number 53376D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 53000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 6920 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 8760 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 12000 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 4.08 lb

Features

How Is 53177-53376D Bearing Engineered for Reliability?

53177-53376D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, even under dynamic radial loads up to 46,500 lbf.

The precision-engineered cage keeps rollers aligned, reducing friction and extending service life.
With a standard radial clearance option, it offers flexibility for various applications.

53177-53376D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design simplifies lubrication, ensuring smooth performance in demanding conditions.

Application

Key Fields for 53177-53376D Bearing
53177-53376D 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 inch sizing makes it a good fit for North American industrial applications.

How Does 53177-53376D Bearing Improve Performance?
In automotive drivetrains, 53177-53376D Bearing supports axles and differentials, ensuring smooth power transmission under heavy loads. Its chrome steel rollers provide durability, reducing maintenance needs in rugged conditions.

Built for Heavy-Duty Use: 53177-53376D Bearing
53177-53376D Bearing excels in conveyor systems, where its tapered roller design manages high radial loads. The open seal allows for easy lubrication, extending service life in dusty or humid environments.

Automotive vs Industrial: Applications of 53177-53376D Bearing
53177-53376D Bearing is versatile, fitting both truck wheel hubs and industrial gearboxes. Its standard radial clearance ensures reliable performance across different operating conditions.

Where Is 53177-53376D Bearing Used?
53177-53376D Bearing is found in mining equipment, where its robust construction withstands extreme loads. The steel cage enhances stability, making it suitable for high-vibration environments.

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