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37431-37626DC TDO (Two-Row Double-Outer Race) (Imperial)

37431-37626DC TDO (Two-Row Double-Outer Race) (Imperial)

The 37431-37626DC is a double-row tapered roller bearing with a 4.3125″ bore and 6.25″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 45100 lbf and is designed for long-lasting performance.

Its open design allows easy lubrication, while the steel cage ensures smooth operation even under heavy loads. The bearing works well in temperatures from -30°C to 110°C.

This model is part of the 37000 series, featuring standard cups and a standard radial clearance. It’s compliant with RoHS and REACH standards for safe use.

Ideal for industrial machinery or heavy equipment where combined radial and thrust loads are common. Weighing 6.56 lb, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 37431-37626DC
  • Brand TFL
  • Size 4.3125" x 6.25" x 0.844"
  • Bore Dia 4.3125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.25"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.5625"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.844"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.1251"
  • Bearing Width Across Cups Tolerance +0.014" to -0.01"
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 4.84"
  • Cup Frontface Backing Diameter 6.00"
  • Cage Cone Backface Clearance 0.08"
  • Dynamic Radial Load 45100 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 37431
  • Cup Part Number 37626DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 37000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 6710 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 6960 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 11700 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 6.56 lb

Features

How Is 37431-37626DC Bearing Engineered for Reliability?

37431-37626DC Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 45,100 lbf.

The precision-engineered cage maintains roller alignment, reducing wear and extending service life.
With a standard radial clearance and ABEC-1 rating, it offers consistent performance in various applications.

37431-37626DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation over time.

The bearing’s double-row construction distributes loads evenly, enhancing reliability.
Its inch measurements and standard cup type make it compatible with a wide range of machinery.

Application

Industrial Uses of 37431-37626DC Bearing
37431-37626DC Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 37431-37626DC Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. Its inch sizing makes it compatible with many American vehicle models.

For industrial automation, 37431-37626DC Bearing is ideal for conveyor systems and robotic arms, where precision and load capacity are key. The open seal design allows for easy lubrication and maintenance.

Where Is 37431-37626DC Bearing Used?
You’ll often find 37431-37626DC Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design handles uneven loads smoothly. The steel cage adds extra strength for long-term use.

In mining equipment, 37431-37626DC Bearing excels in crushers and screens, thanks to its high dynamic radial load rating. The standard radial clearance ensures consistent performance in harsh conditions.

Built for Heavy-Duty Use: 37431-37626DC Bearing
37431-37626DC Bearing is a go-to choice for forestry machinery, like log splitters, where its combined load capacity shines. The ABEC-1 rating balances precision and affordability for rugged applications.

In material handling systems, 37431-37626DC Bearing keeps things running smoothly in forklifts and cranes. Its temperature range of -30° to 110°C ensures reliability in varying climates.

Automotive vs Aerospace: Applications of 37431-37626DC Bearing
In automotive settings, 37431-37626DC Bearing supports drivetrains and axles, offering a balance of strength and precision. The inch measurements make it a natural fit for US-made vehicles.

For aerospace ground equipment, 37431-37626DC Bearing handles heavy loads in aircraft tugs and loading systems. Its chrome steel rollers provide the necessary durability for frequent use.

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