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386AS Single Cones (Imperial)
386AS Single Cones (Imperial)

386AS Single Cones (Imperial)

The 386AS is a single-row tapered roller bearing cone with a 1.75-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 22200 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy maintenance, while the steel cage ensures reliable performance. The cone has standard radial clearance, with options for C3, C4, or C5 available to suit different needs.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial machinery where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and versatility. The ABEC-1 rating ensures consistent performance for general industrial use.

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Product Parameters

  • Part Number 386AS
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 385
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.864"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 2.09"
  • Cone Backface Backing Diameter 2.32"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.12"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 22200 lbf
  • Static Radial Load 24100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5740 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 38600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3480 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 10000 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 386AS Bearing

386AS Bearing is crafted with chrome steel rings, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 22,200 lbf, ensuring reliable performance in tough conditions.
The steel cage maintains roller alignment, reducing wear and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 386AS Bearing Engineered for Reliability?

386AS Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction enhances durability, even under heavy stress.
Its standard radial clearance allows for smooth operation in diverse applications.
The ABEC-1 rating ensures consistent precision and performance.

Built for Durability: 386AS Bearing

386AS Bearing’s single-row construction provides stability and strength in demanding settings.
The steel cage design minimises friction, promoting longer service life.
With a static radial load capacity of 24,100 lbf, it excels in high-load scenarios.
Its effective centre location ensures precise alignment during operation.

Steel vs Ceramic Bearings: Strengths of 386AS Bearing

386AS Bearing uses chrome steel for its rings and steel for its cage, balancing strength and cost-efficiency.
The tapered roller design efficiently manages combined loads, reducing wear over time.
Its dynamic thrust rating of 3,480 lbf ensures reliable performance in thrust applications.
The bearing’s standard radial clearance makes it versatile for various industrial uses.

Application

Industrial Uses of 386AS Bearing
386AS Bearing is commonly used in heavy machinery like construction equipment and agricultural vehicles, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication in dusty environments.

In automotive applications, 386AS Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch measurements make it compatible with many North American vehicle designs.

For industrial conveyor systems, 386AS Bearing’s chrome steel construction ensures durability in high-load scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 386AS Bearing Used?
386AS Bearing finds its place in railway axle boxes, where its tapered rollers manage both radial and thrust loads efficiently. The standard radial clearance offers flexibility for different operational needs.

Built for Heavy-Duty Use: 386AS Bearing
386AS Bearing works well in mining equipment, enduring harsh conditions with its robust chrome steel rings. Its ABEC-1 rating ensures consistent performance without unnecessary precision costs.

Automotive vs Aerospace: Applications of 386AS Bearing
In automotive settings, 386AS Bearing supports drivetrain components, while in aerospace, it’s less common due to weight constraints. Its dynamic load ratings make it versatile for ground-based heavy machinery.

What Makes 386AS Bearing a Preferred Choice?
386AS Bearing’s steel cage and tapered rollers make it a go-to for applications like gearboxes, where durability matters. The inch sizing simplifies replacements in older machinery.

Perfect Fit for Automation: 386AS Bearing
386AS Bearing suits automated assembly lines, where its combined load capacity handles repetitive motions smoothly. The temperature range ensures reliability in varied working conditions.

Key Fields for 386AS Bearing
386AS Bearing excels in forestry equipment, coping with uneven loads and rough terrain. Its standard radial clearance balances performance and longevity in demanding environments.

How Does 386AS Bearing Improve Performance?
386AS Bearing reduces friction in industrial pumps, extending service life. The chrome steel material resists wear, even in high-speed scenarios.

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