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TS (Single Row Tapered Roller Bearings) (Imperial) 42688-42620

TS (Single Row Tapered Roller Bearings) (Imperial) 42688-42620

The 42688-42620 is a single-row tapered roller bearing with a 3″ bore and 5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 36200 lbf radially and 6730 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

The standard radial clearance and ABEC-1 rating make it suitable for general precision needs. Its tapered roller design provides stable performance under varying load conditions.

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Product Parameters

  • Part Number 42688-42620
  • Brand TFL
  • Interchangeable Timken
  • Size 3" x 5" x 1.1875"
  • Bore Dia 3"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.2205"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.06"
  • Cone Backface Backing Diameter 3.78"
  • Cup Frontface Backing Diameter 4.80"
  • Cup Backface Backing Diameter 4.49"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location -0.11"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 42688
  • Cup Part Number 42620
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 42600
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 6730 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 3 lb

Features

How Does 42688-42620 Bearing Handle Combined Loads?

42688-42620 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 36,200 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

Why Choose 42688-42620 Bearing for Precision Tasks?

42688-42620 Bearing features precise cone and cup dimensions, ensuring accurate alignment in applications.
The standard radial clearance option provides flexibility for different operational needs.
Its ABEC-1 rating guarantees consistent performance in precision machinery.
The open design simplifies lubrication, enhancing maintenance efficiency.

Engineered for Reliability: 42688-42620 Bearing

42688-42620 Bearing’s single-row tapered roller design ensures stability under combined loads.
Chrome steel construction enhances durability, even in high-stress environments.
The effective center location of -0.11″ optimises load distribution for smoother operation.
With a static radial load capacity of 49,800 lbf, it handles heavy-duty applications with ease.

Steel vs Ceramic Bearings: Strengths of 42688-42620 Bearing

42688-42620 Bearing uses chrome steel for both rings and rollers, balancing strength and cost-effectiveness.
The steel cage provides robust support, ensuring long-term reliability.
Its dynamic thrust rating of 6,730 lbf makes it suitable for varied load conditions.
The standard lubrication requirement ensures consistent performance over time.

Performance Features of 42688-42620 Bearing

42688-42620 Bearing’s tapered roller design efficiently manages combined radial and thrust loads.
The precise tolerances on cone and cup widths ensure proper fit and function.
With a weight of 3 lb, it offers a solid balance between strength and portability.
The C90 dynamic radial rating of 9,390 lbf highlights its endurance in prolonged use.

Application

Industrial Uses of 42688-42620 Bearing
42688-42620 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 42688-42620 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a preferred choice for North American vehicle models.

For industrial conveyor systems, 42688-42620 Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 42688-42620 Bearing Used?
You’ll often find 42688-42620 Bearing in agricultural machinery, such as tractors and harvesters, where its ability to handle radial and thrust loads is essential. The standard radial clearance ensures smooth operation.

In power transmission systems, 42688-42620 Bearing supports shafts and gears, thanks to its robust design. The ABEC-1 rating provides a good balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: 42688-42620 Bearing
42688-42620 Bearing excels in forestry equipment like log splitters and sawmills, where its tapered rollers manage heavy loads effortlessly. The temperature range of -30° to 110°C ensures reliability in various climates.

For railway applications, 42688-42620 Bearing is used in axle boxes, offering stability and longevity. Its interchangeable nature with Timken bearings simplifies maintenance and replacements.

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