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

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

The 19138X-19283 is a single-row tapered roller bearing with a 1.378″ bore and 2.8346″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 11400 lbf radially and 2250 lbf in thrust, suitable for moderate-speed applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for gearboxes, wheel hubs, or industrial equipment where combined loads are present.

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

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Product Parameters

  • Part Number 19138X-19283
  • Brand TFL
  • Interchangeable Timken
  • Size 1.378" x 2.8346" x 0.67"
  • Bore Dia 1.378"
  • 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 0.080"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.59"
  • Cone Backface Backing Diameter 1.71"
  • 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 19138X
  • 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 19138X-19283 Bearing

19138X-19283 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 11,400 lbf, making it suitable for demanding industrial applications.

The tapered roller design ensures effective load distribution, reducing stress on individual components.
With a standard radial clearance, it provides reliable operation in various conditions.

19138X-19283 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage maintains roller alignment, enhancing durability and smooth performance.

The open design simplifies lubrication, helping to extend maintenance intervals.
Weighing just 0.7 lb, it balances strength and ease of handling.

Application

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

In automotive applications, 19138X-19283 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a preferred choice for American and British vehicle models.

For industrial fans and pumps, 19138X-19283 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability during high-speed rotations.

Where Is 19138X-19283 Bearing Used?
You’ll often find 19138X-19283 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The tapered rollers distribute loads evenly, reducing wear.

In conveyor systems, 19138X-19283 Bearing supports heavy loads while maintaining smooth operation. Its standard radial clearance makes it adaptable to various industrial settings without frequent adjustments.

Built for Heavy-Duty Use: 19138X-19283 Bearing
19138X-19283 Bearing excels in mining equipment, where its ability to handle combined loads is crucial. The chrome steel rollers resist deformation under extreme pressure.

For gearboxes and drivetrains, 19138X-19283 Bearing’s precise tolerances ensure consistent performance. The steel cage keeps rollers aligned, even during rapid acceleration or deceleration.

Automotive vs Aerospace: Applications of 19138X-19283 Bearing
In automotive systems, 19138X-19283 Bearing is ideal for wheel bearings and transmissions, offering a balance of strength and precision. Its ABEC-1 rating suits most vehicle requirements.

For aerospace ground equipment, 19138X-19283 Bearing provides reliable support in landing gear test rigs. The temperature range of -30° to 110°C ensures performance in varying climates.

Q&A

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