TS (Single Row Tapered Roller Bearings) (Imperial) 319-313

The 319-313 is a single-row tapered roller bearing with a 1.1811″ bore and 2.8346″ outer diameter, crafted from sturdy chrome steel. It handles combined loads with a dynamic radial capacity of 16800 lbf and runs smoothly at standard industrial speeds.

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

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

Weighing just 0.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 319-313
Brand TFL
Interchangeable Timken
Size 1.1811" x 2.8346" x 0.7481"
Bore Dia 1.1811"
Bore Dia Tolerance +0.005" to 0
Outer Dia 2.8346"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.873"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.748"
Cup Width Tolerance +0.002" to -0.01
Width 0.7481"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.08"
Cone Frontface Backing Diameter 1.42"
Cone Backface Backing Diameter 1.46"
Cup Frontface Backing Diameter 2.72"
Cup Backface Backing Diameter 2.56"
Cage Cone Frontface Clearance 0.04"
Cage Cone Backface Clearance 0.01"
Effective Center Location -0.27"
System of Measurement Inch
Type Bearing
Cone Part Number 319
Cup Part Number 313
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 315
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 16800 lbf
Static Radial Load 16800 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 4370 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 1880 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 0.9 lb

Features

Performance Features of 319-313 Bearing

319-313 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 16,800 lbf, ensuring reliable performance in various applications.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in different environments.

319-313 Bearing’s tapered roller design ensures smooth operation under both radial and thrust loads.
The standard radial clearance allows for flexibility in different operating conditions.

This bearing requires lubrication but offers long-lasting durability with proper maintenance.
Its ABEC-1 rating provides consistent precision for industrial applications.

Application

Industrial Uses of 319-313 Bearing
The 319-313 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effortlessly. Its chrome steel construction ensures durability even in demanding environments.

Where Is 319-313 Bearing Used?
You’ll often find 319-313 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for older or custom-built vehicles.

Built for Heavy-Duty Use: 319-313 Bearing
This bearing excels in industrial fans and pumps, thanks to its robust steel cage and high dynamic load capacity. The open design simplifies lubrication, extending service life in continuous operations.

Automotive vs Aerospace: Applications of 319-313 Bearing
In automotive settings, 319-313 Bearing supports drivetrain components, while its precision makes it suitable for aerospace landing gear systems. The ABEC-1 rating ensures consistent performance across both fields.

Perfect Fit for Automation: 319-313 Bearing
319-313 Bearing works well in conveyor systems and robotic arms, where its tapered rollers manage radial and axial loads smoothly. The standard radial clearance offers flexibility for various automation needs.