TS (Single Row Tapered Roller Bearings) (Imperial) 19138-19283

The 19138-19283 is a single-row tapered roller bearing with a 1.377″ bore and 2.8346″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 11400 lbf radially and 2250 lbf thrust, making it versatile for various applications.

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 demanding environments.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing just 0.7 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets international safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 19138-19283
Brand TFL
Interchangeable Timken
Size 1.377" x 2.8346" x 0.67"
Bore Dia 1.377"
Bore Dia Tolerance +0.005" to 0
Outer Dia 2.8346"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.6504"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.5625"
Cup Width Tolerance +0.002" to -0.01
Width 0.67"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.06"
Cup Backface ToClear Radius 0.06"
Cone Frontface Backing Diameter 1.59"
Cone Backface Backing Diameter 1.67"
Cup Frontface Backing Diameter 2.62"
Cup Backface Backing Diameter 2.48"
Cage Cone Frontface Clearance 0.09"
Cage Cone Backface Clearance 0.03"
Effective Center Location -0.06"
System of Measurement Inch
Type Bearing
Cone Part Number 19138
Cup Part Number 19283
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 19000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 11400 lbf
Static Radial Load 13000 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 2960 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2250 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 0.7 lb

Features

Performance Features of 19138-19283 Bearing

19138-19283 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 11,400 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a standard radial clearance, it provides reliable performance across various operating conditions.

How Is 19138-19283 Bearing Engineered for Reliability?

19138-19283 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction resists wear, maintaining performance even under heavy radial or thrust loads.
Its effective centre location of -0.06″ ensures stable operation in various mounting configurations.
Designed for temperatures from -30° to 110°C, it performs consistently in different environments.

Built for Durability: 19138-19283 Bearing

19138-19283 Bearing’s tapered roller design distributes loads evenly, extending its service life.
The steel cage maintains proper spacing between rollers, preventing premature wear.
With a static radial load capacity of 13,000 lbf, it handles demanding applications reliably.
Its ABEC-1 rating ensures consistent precision for general industrial use.

Steel vs Ceramic Bearings: Strengths of 19138-19283 Bearing

19138-19283 Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
The material choice makes it more cost-effective than ceramic alternatives for many industrial applications.
Its steel construction handles the temperature range of -30° to 110°C without performance degradation.
The standard radial clearance offers flexibility for various installation requirements.

Application

Industrial Uses of 19138-19283 Bearing
19138-19283 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 19138-19283 Bearing Used?
You’ll often find 19138-19283 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: 19138-19283 Bearing
19138-19283 Bearing works well in agricultural machinery, supporting high radial and thrust loads. The steel cage adds strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 19138-19283 Bearing
In automotive settings, 19138-19283 Bearing excels in transmissions and axles. While not typically used in aerospace, its precision suits industrial gearboxes.

Practical Applications of 19138-19283 Bearing
19138-19283 Bearing is a solid choice for conveyor systems, where its standard radial clearance ensures smooth operation. The open design allows for easy lubrication.