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42688 Single Cones (Imperial)
42688 Single Cones (Imperial)

42688 Single Cones (Imperial)

The 42688 single cone is a tapered roller bearing with a 3-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 36200 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing is part of the 42600 series and is interchangeable with Timken models, making it a practical choice for replacements.

With standard radial clearance and ABEC-1 rating, it suits various industrial applications. Ideal for heavy machinery or equipment where combined loads are common, offering a balance of strength and durability.

Compliant with RoHS and REACH standards, it’s a safe and dependable option for your needs. The cone width of 1.2205″ ensures a snug fit in most setups.

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Product Parameters

  • Part Number 42688
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 42688-42620 , 42688-42624
  • 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 0.25"
  • Cone Frontface Backing Diameter 3.31"
  • Cone Backface Backing Diameter 3.78"
  • 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 42688 Single Cones

42688 Single Cones are crafted from chrome steel, offering strong resistance to combined loads with a dynamic radial load capacity of 36,200 lbf.
The tapered roller design ensures smooth operation and efficient load distribution, enhancing durability.

With a standard radial clearance and ABEC-1 rating, 42688 Single Cones provide reliable performance in various applications.
The steel cage maintains proper roller alignment, reducing wear and extending service life.

42688 Single Cones operate effectively in temperatures ranging from -30° to 110°C, making them suitable for diverse environments.
Their open seal type allows for easy inspection and maintenance, ensuring long-term reliability.

Application

Industrial Uses of 42688 Single Cones
42688 Single Cones are commonly used in heavy machinery, such as construction equipment and mining gear, where their tapered roller design handles combined loads efficiently. The open seal type allows for easy lubrication, extending service life in dusty environments.

Where Is 42688 Single Cones Used?
You’ll often find 42688 Single Cones in automotive axles and wheel hubs, providing reliable support under radial and thrust loads. Their inch sizing makes them a go-to choice for North American vehicle manufacturers.

Built for Heavy-Duty Use: 42688 Single Cones
These cones excel in industrial gearboxes, where their chrome steel construction withstands high dynamic loads. The steel cage ensures durability, even in continuous operation scenarios.

Automotive vs Aerospace: Applications of 42688 Single Cones
In automotive settings, 42688 Single Cones handle wheel and transmission loads, while their precision suits aerospace landing gear components. The ABEC-1 rating balances performance and cost for both sectors.

Key Fields for 42688 Single Cones
Railway applications benefit from 42688 Single Cones’ ability to manage heavy radial loads in bogie assemblies. The standard radial clearance offers flexibility for various operational conditions.

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