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377A Single Cones (Imperial)
377A Single Cones (Imperial)

377A Single Cones (Imperial)

The 377A single cones are tapered roller bearings designed for combined loads, with a 2.0625″ bore and made from durable chrome steel. They handle dynamic radial loads up to 19800 lbf and are built to last in tough conditions.

Their open design allows for easy maintenance, while the steel cage ensures smooth operation. The bearings are compatible with Timken models, making them a practical choice for replacements.

These cones are ideal for heavy-duty applications like truck axles or industrial gearboxes, where reliability is key. They perform well in temperatures ranging from -30°C to 110°C.

With standard radial clearance and ABEC-1 rating, they offer a balance of precision and durability. Compliant with RoHS and REACH standards, they are safe for various industrial uses.

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Product Parameters

  • Part Number 377A
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 377A-372 , 377A-372A , 377A-374
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 375
  • Bore Dia 2.0625"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.190"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.64"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.15"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 19800 lbf
  • Static Radial Load 22700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5120 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 34400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2970 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 8920 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 377A Bearing

377A Bearing is crafted with chrome steel rings, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 19,800 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains roller alignment, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

377A Bearing’s tapered roller design provides smooth operation under both radial and thrust loads.
The standard radial clearance allows for flexibility in different applications.

Its ABEC-1 rating ensures consistent precision and reliability.
The open seal design simplifies maintenance and inspection.

Application

Industrial Uses of 377A Bearing
The 377A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

Where Is 377A Bearing Used?
You’ll often find 377A Bearing in automotive applications like wheel hubs and differential systems, thanks to its reliable performance under radial and thrust loads. The inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 377A Bearing
In industrial settings, 377A Bearing excels in conveyor systems and gearboxes, where its open design allows for easy lubrication and maintenance. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 377A Bearing
While 377A Bearing is popular in automotive drivetrains, it’s also found in aerospace landing gear components, where precision and reliability are key. Its temperature range ensures performance in varied conditions.

Essential Roles of 377A Bearing
For mining equipment, 377A Bearing provides robust support in crushers and screens, handling both radial and axial forces. The standard radial clearance options make it versatile for different operational needs.

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