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TS (Single Row Tapered Roller Bearings) (Imperial) 65390-65320

TS (Single Row Tapered Roller Bearings) (Imperial) 65390-65320

The 65390-65320 is a single-row tapered roller bearing with a 1.9375″ bore and 4.5″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 50300 lbf radially and 9600 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for various industrial conditions.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for applications like vehicle axles or machinery where combined loads are common.

Weighing 4.8 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 65390-65320
  • Brand TFL
  • Interchangeable Timken
  • Size 1.9375" x 4.5" x 1.75"
  • Bore Dia 1.9375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.75"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.36"
  • Cone Backface Backing Diameter 2.76"
  • Cup Frontface Backing Diameter 4.25"
  • Cup Backface Backing Diameter 3.82"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location -0.49"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 65390
  • Cup Part Number 65320
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 65300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 50300 lbf
  • Static Radial Load 57500 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 9600 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 4.8 lb

Features

Performance Features of 65390-65320 Bearing

65390-65320 Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 50,300 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures even load distribution, reducing stress and extending service life.
With a standard radial clearance, it provides reliable operation in various conditions.

65390-65320 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

The bearing’s ABEC-1 rating guarantees consistent precision for industrial applications.
Weighing 4.8 lb, it balances strength and ease of handling in assembly processes.

Application

Industrial Uses of 65390-65320 Bearing
65390-65320 Bearing is commonly used in heavy machinery like 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.

What Makes 65390-65320 Bearing a Preferred Choice?
In automotive applications, 65390-65320 Bearing fits well in wheel hubs and differential systems, thanks to its precise imperial sizing. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 65390-65320 Bearing
For industrial fans and pumps, 65390-65320 Bearing provides reliable performance under high radial and thrust loads. Its steel cage offers stability, making it suitable for continuous operation.

Automotive vs Aerospace: Applications of 65390-65320 Bearing
While 65390-65320 Bearing is popular in truck axles and off-road vehicles, its precision also makes it useful in aerospace landing gear components. The ABEC-1 rating ensures consistent performance.

Perfect Fit for Automation: 65390-65320 Bearing
In automated production lines, 65390-65320 Bearing supports conveyor rollers and robotic arms with smooth motion. The standard radial clearance option adapts well to varying load conditions.

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