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TS (Single Row Tapered Roller Bearings) (Imperial) 386A-382

TS (Single Row Tapered Roller Bearings) (Imperial) 386A-382

The 386A-382 is a single-row tapered roller bearing with a 1.875″ bore and 3.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 24200 lbf radially and 3810 lbf thrust, making it versatile for various applications.

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

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 1.7 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

The 386A-382 features a standard radial clearance, with options for C3, C4, or C5 available. Its tapered roller design provides efficient load distribution, reducing wear over time.

The bearing’s effective center location at -0.12″ ensures stable performance in demanding conditions. Its ABEC-1 rating guarantees consistent precision for general applications.

With a cone part number 386A and cup part number 382, it’s easy to identify and replace. Suitable for gearboxes, axles, or other high-load scenarios.

The chrome steel rollers and rings enhance longevity, even under heavy use. Regular lubrication is recommended to maintain optimal performance.

The 386A-382’s cone and cup widths are 0.864″ and 0.7018″ respectively, providing a compact yet robust design. Its backface clear radius of 0.03″ ensures smooth operation.

The bearing’s dynamic radial rating of 6280 lbf at 90 million revolutions highlights its endurance. It’s a practical choice for both radial and thrust load requirements.

The steel cage keeps rollers aligned, reducing friction and extending service life. Perfect for industrial equipment or vehicles needing reliable load support.

With standard cup types and a 385 series design, it’s widely compatible. Its inch measurements make it suitable for imperial system applications.

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Product Parameters

  • Part Number 386A-382
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 3.875" x 0.8269"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.864"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7018"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8269"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.17"
  • Cone Backface Backing Diameter 2.2"
  • Cup Frontface Backing Diameter 3.66"
  • Cup Backface Backing Diameter 3.54"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.12"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 386A
  • Cup Part Number 382
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 385
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 24200 lbf
  • Static Radial Load 24100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6280 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3810 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 1.7 lb

Features

Performance Features of 386A-382 Bearing

386A-382 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 24,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Is 386A-382 Bearing Engineered for Reliability?

386A-382 Bearing features a single-row tapered roller design, providing efficient load distribution.
The chrome steel construction resists wear, ensuring a longer operational life.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: 386A-382 Bearing

386A-382 Bearing’s tapered roller design handles both radial and thrust loads with ease.
The steel cage maintains roller positioning, reducing friction and extending service life.
Its dynamic thrust rating of 3,810 lbf ensures reliable performance in demanding conditions.
The bearing operates smoothly within a wide temperature range, from -30° to 110°C.

Steel vs Ceramic Bearings: Strengths of 386A-382 Bearing

386A-382 Bearing uses chrome steel for both rings and rollers, offering excellent strength and durability.
This material choice ensures reliable performance under high dynamic radial loads up to 24,200 lbf.
The steel cage provides stability, keeping rollers aligned for consistent operation.
With a standard radial clearance, it adapts well to various industrial applications.

Application

Industrial Uses of 386A-382 Bearing
386A-382 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 386A-382 Bearing Used?
You’ll often find 386A-382 Bearing in automotive applications like truck wheel hubs, where its ability to manage radial and thrust loads keeps things running smoothly. The inch sizing makes it a good fit for many North American vehicles.

Built for Heavy-Duty Use: 386A-382 Bearing
386A-382 Bearing works well in industrial fans and pumps, thanks to its open design and steel cage. The standard radial clearance offers flexibility for various operational needs.

Automotive vs Aerospace: Applications of 386A-382 Bearing
In automotive settings, 386A-382 Bearing supports drivetrain components, while in aerospace, it’s suited for auxiliary systems requiring reliable performance. Its temperature range fits both environments nicely.

Perfect Fit for Automation: 386A-382 Bearing
386A-382 Bearing is a solid choice for conveyor systems in automated factories, where its tapered rollers reduce friction. The ABEC-1 rating ensures consistent performance without overcomplicating precision needs.

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