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42687A Single Cones (Imperial)
42687A Single Cones (Imperial)

42687A Single Cones (Imperial)

The 42687A is a single-row tapered roller bearing cone with a 3-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 36200 lbf and static loads up to 49800 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing operates smoothly 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 heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Compliant with RoHS and REACH standards, it offers a standard radial clearance with options for C3, C4, or C5. The ABEC-1 rating ensures consistent performance for general industrial use.

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Product Parameters

  • Part Number 42687A
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 42687A-42620 , 42687A-42624
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 42600
  • Bore Dia 3"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.2205"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 3.39"
  • Cone Backface Backing Diameter 3.43"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location -0.11"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 36200 lbf
  • Static Radial Load 49800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9390 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 63100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6730 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 16300 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 42687A Bearing

42687A Bearing is crafted from chrome steel, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 36,200 lbf, ensuring reliable operation in heavy-duty settings.

The tapered roller design of 42687A Bearing enhances load distribution, reducing wear over time.
With a standard radial clearance, it provides flexibility for various applications.

42687A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to smooth performance.

The ABEC-1 rating of 42687A Bearing ensures consistent precision in industrial use.
Easy to install and maintain, it reduces downtime and operational costs.

Application

Industrial Uses of 42687A Bearing
The 42687A Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.

Where Is 42687A Bearing Used?
You’ll often find the 42687A Bearing in automotive applications like truck wheel hubs, where its high dynamic radial load capacity keeps things running smoothly. The inch sizing makes it a good fit for older or imperial-based machinery.

Built for Heavy-Duty Use: 42687A Bearing
In industrial gearboxes, the 42687A Bearing provides reliable performance thanks to its steel cage and standard radial clearance. It’s a solid choice for applications requiring consistent load handling over long periods.

Automotive vs Aerospace: Applications of 42687A Bearing
While the 42687A Bearing excels in truck and heavy vehicle systems, its precision also makes it suitable for certain aerospace components. The ABEC-1 rating ensures dependable performance in both fields.

Key Fields for 42687A Bearing
For agricultural machinery, the 42687A Bearing offers excellent resistance to wear and tear. Its tapered roller design helps manage varying loads, making it ideal for tractors and harvesters.

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