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TS (Single Row Tapered Roller Bearings) (Imperial) 37431A-37625RB

TS (Single Row Tapered Roller Bearings) (Imperial) 37431A-37625RB

The 37431A-37625RB is a single-row tapered roller bearing with a 4.3125″ bore and 6.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 30700 lbf radial and 8250 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 2.9 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The bearing features standard radial clearance, with options for C3, C4, or C5 available. Its ABEC-1 rating ensures consistent performance for general industrial use.

The tapered roller design provides effective load distribution, reducing wear over time. The precise tolerances on bore and outer diameter ensure a secure fit.

With an effective center location of 0.54″, it offers stability in operation. The steel cage maintains roller alignment, enhancing longevity.

Suitable for applications requiring frequent lubrication, it performs well in gearboxes or wheel hubs. Its robust construction makes it a dependable choice for long-term use.

The cone and cup widths are designed for easy installation and maintenance. The clearances on front and backfaces allow for smooth operation under load.

The backing diameters ensure proper seating in housings, preventing misalignment. The cage clearances help maintain roller spacing during high-speed rotation.

Its dynamic radial rating of 7960 lbf at 90 million revolutions demonstrates reliable endurance. The static radial load capacity of 40100 lbf handles heavy starting loads.

Perfect for industrial equipment or agricultural machinery, this bearing combines strength with precision. Its imperial measurements make it compatible with standard inch-based systems.

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Product Parameters

  • Part Number 37431A-37625RB
  • Brand TFL
  • Interchangeable Timken
  • Size 4.3125" x 6.25" x 0.9063"
  • Bore Dia 4.3125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.844"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9063"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.2"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.47"
  • Cone Backface Backing Diameter 4.96"
  • Cup Frontface Backing Diameter 6.00"
  • Cup Backface Backing Diameter 5.63"
  • Cage Cone Frontface Clearance 0.15"
  • Cage Cone Backface Clearance 0.08"
  • Effective Center Location 0.54"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 37431A
  • Cup Part Number 37625RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 37000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 30700 lbf
  • Static Radial Load 40100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7960 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8250 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 2.9 lb

Features

Performance Features of 37431A-37625RB Bearing

37431A-37625RB Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 30,700 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures effective load distribution, enhancing durability and reducing wear.
With a standard radial clearance, it provides reliable operation in various industrial settings.

37431A-37625RB Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, contributing to smooth and efficient performance.

Application

Common Applications of 37431A-37625RB Bearing
37431A-37625RB Bearing is widely used in industrial machinery, especially in heavy-duty equipment like conveyor systems and gearboxes. Its tapered roller design handles combined loads efficiently, making it suitable for rugged environments.

In automotive applications, 37431A-37625RB Bearing supports axle assemblies and wheel hubs, where its durability ensures long-lasting performance. The inch sizing makes it compatible with many North American vehicle models.

For construction machinery, 37431A-37625RB Bearing’s chrome steel construction provides reliable operation under high radial and thrust loads. The open design allows for easy lubrication, extending its service life in demanding conditions.

Where Is 37431A-37625RB Bearing Used?
You’ll often find 37431A-37625RB Bearing in agricultural equipment, such as tractors and harvesters, where it handles heavy loads with ease. Its robust design ensures consistent performance even in dusty conditions.

In mining equipment, 37431A-37625RB Bearing is a go-to choice for crushers and screens, thanks to its ability to withstand high impact loads. The steel cage adds extra strength for these tough applications.

Built for Heavy-Duty Use: 37431A-37625RB Bearing
37431A-37625RB Bearing excels in forestry machinery, like log splitters and sawmills, where it manages both radial and axial forces. Its standard radial clearance allows for smooth operation under varying loads.

For material handling systems, 37431A-37625RB Bearing’s tapered rollers provide stability and reduce friction. This makes it ideal for cranes and forklifts that require reliable load-bearing solutions.

Automotive vs Aerospace: Applications of 37431A-37625RB Bearing
In automotive settings, 37431A-37625RB Bearing is commonly used in differential systems, offering precise load distribution. Its ABEC-1 rating ensures adequate precision for most vehicle needs.

While not typically used in aerospace, 37431A-37625RB Bearing finds its place in ground support equipment. Its inch measurements and durability make it practical for airport tugs and cargo loaders.

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