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399ASN Single Cones (Imperial)
399ASN Single Cones (Imperial)

399ASN Single Cones (Imperial)

The 399ASN is a single-row tapered roller bearing with a 2.6875″ bore, designed to handle combined loads. Made from durable chrome steel, it offers a dynamic radial load capacity of 26400 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 bearing is interchangeable with Timken models, making it a practical choice for replacements.

With a standard radial clearance and ABEC-1 rating, it suits applications like heavy machinery or vehicle axles. Compliant with RoHS and REACH standards, it’s a safe and robust option for industrial use.

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Product Parameters

  • Part Number 399ASN
  • 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 395
  • Bore Dia 2.6875"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.866"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.2"
  • Cone Frontface Backing Diameter 2.91"
  • Cone Backface Backing Diameter 3.27"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.03"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 26400 lbf
  • Static Radial Load 28100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6830 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 45900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4700 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 11900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Is 399ASN Bearing Engineered for Reliability?

399ASN Bearing features chrome steel rings and a steel cage, ensuring durability under combined loads.
Its dynamic radial load capacity of 26,400 lbf makes it suitable for demanding industrial applications.
The tapered roller design provides smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes 399ASN Bearing Suitable for High-Temperature Applications?

399ASN Bearing is built to withstand temperatures up to 110°C without compromising performance.
The chrome steel construction resists heat-induced wear, maintaining structural integrity.
Its open seal type allows for better heat dissipation in high-temperature environments.
The standard radial clearance options ensure optimal performance under thermal expansion.

Built for Durability: 399ASN Bearing

399ASN Bearing’s single-row tapered roller design ensures long-lasting performance under heavy loads.
The steel cage keeps rollers aligned, reducing friction and extending service life.
With a static radial load capacity of 28,100 lbf, it handles demanding conditions with ease.
Its ABEC-1 rating guarantees consistent precision in industrial applications.

Steel vs Ceramic Bearings: Strengths of 399ASN Bearing

399ASN Bearing uses chrome steel rings for superior strength and resistance to wear.
The steel cage provides reliable roller alignment, enhancing load distribution.
Its dynamic thrust rating of 4,700 lbf ensures stable performance under axial loads.
The inch-based measurements make it compatible with imperial system machinery.

Performance Features of 399ASN Bearing

399ASN Bearing offers a dynamic radial rating of 6,830 lbf for 90 million revolutions.
The tapered roller design minimises friction, ensuring smooth operation.
Its effective center location of -0.03″ optimises load distribution.
The open seal type allows for easy inspection and maintenance.

Application

Industrial Uses of 399ASN Bearing
399ASN Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability in tough working conditions.

What Makes 399ASN Bearing a Preferred Choice?
In automotive applications, 399ASN Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 399ASN Bearing
For industrial conveyor systems, 399ASN Bearing offers smooth operation even under high radial loads. The steel cage adds strength, making it suitable for continuous use in demanding environments.

Automotive vs Aerospace: Applications of 399ASN Bearing
In automotive settings, 399ASN Bearing supports axle systems, while in aerospace, it can be found in landing gear mechanisms. Its ABEC-1 rating ensures consistent precision across different applications.

Perfect Fit for Automation: 399ASN Bearing
399ASN Bearing works well in automated assembly lines, where its tapered rollers provide stability for robotic arms. The standard radial clearance allows for easy integration into various systems.

Q&A

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