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19143 Single Cones (Imperial)
19143 Single Cones (Imperial)

19143 Single Cones (Imperial)

The 19143 is a single-row tapered roller bearing cone with a 1.4375-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 11400 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance. The cone fits various bearing part numbers, making it versatile for replacements.

This model is interchangeable with Timken bearings, ideal for industrial machinery or vehicle applications. It comes in standard radial clearance, with options for C3, C4, or C5 as needed.

Compliant with RoHS and REACH standards, it’s a practical choice for maintenance and repairs. The ABEC-1 rating ensures consistent performance in demanding conditions.

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Product Parameters

  • Part Number 19143
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 19143-19262 , 19143-19268 , 19143-19269 , 19143-19281 , 19143-19282 , 19143-19283 , 19143-19283X , 19143-19268-B , 19143-19283-B
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 19000
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.6504"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.73"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.06"
  • Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 19800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2250 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 5150 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 19143 Bearing Engineered for Reliability?

19143 Bearing features chrome steel construction, providing strong resistance to combined loads.
Its dynamic radial load capacity reaches 11,400 lbf, ensuring dependable performance in various applications.

The tapered roller design of 19143 Bearing enhances load distribution, reducing wear over time.
With a temperature range of -30° to 110°C, it performs reliably in diverse conditions.

19143 Bearing’s steel cage maintains roller alignment, contributing to smooth operation.
Its standard radial clearance options offer flexibility for different installation needs.

Application

Industrial Uses of 19143 Single Cones
19143 Single Cones are commonly used in heavy machinery like construction equipment and agricultural gear, where their tapered roller design handles combined loads effortlessly. The open seal type allows for easy lubrication, extending service life in dusty environments.

In automotive applications, 19143 Single Cones support wheel hubs and differential systems, providing reliable performance under varying loads. Their inch sizing makes them a straightforward replacement for Timken equivalents in older vehicle models.

For industrial conveyor systems, 19143 Single Cones offer durability and smooth operation, even under continuous radial and thrust loads. The chrome steel construction ensures resistance to wear in high-demand settings.

Where Is 19143 Single Cones Used?
You’ll often find 19143 Single Cones in mining equipment, where their robust design withstands harsh conditions. The steel cage adds extra strength, making them suitable for heavy vibration scenarios.

In rail and transportation systems, 19143 Single Cones are trusted for axle assemblies, ensuring stable performance over long distances. Their standard radial clearance options provide flexibility for different operational needs.

Built for Heavy-Duty Use: 19143 Single Cones
19143 Single Cones excel in forestry machinery, handling both radial and thrust loads with ease. The tapered roller design distributes stress evenly, reducing wear over time.

For power transmission units, 19143 Single Cones deliver consistent performance under high torque. Their compatibility with various interchangeable brands simplifies maintenance and replacements.

Automotive vs Aerospace: Applications of 19143 Single Cones
In automotive settings, 19143 Single Cones are ideal for drivetrain components, offering reliable load support. Their inch measurements align perfectly with imperial system requirements.

While not typically used in aerospace, 19143 Single Cones are a staple in ground support equipment. Their durability and ease of maintenance make them a practical choice for heavy-duty applications.

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