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TS (Single Row Tapered Roller Bearings) (Imperial) 47681-47620

TS (Single Row Tapered Roller Bearings) (Imperial) 47681-47620

The 47681-47620 is a single-row tapered roller bearing with a 3.1875″ bore and 5.25″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 48100 lbf radial and 8640 lbf thrust, making it a versatile choice for heavy-duty applications.

Its open design requires regular lubrication but allows for easy maintenance. The steel cage ensures durability, while the standard radial clearance suits most industrial needs.

This bearing is compatible with Timken models, simplifying replacements. It performs well in temperatures from -30°C to 110°C, ideal for machinery like gearboxes or conveyor systems.

Weighing 3.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable option for various engineering projects.

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Product Parameters

  • Part Number 47681-47620
  • Brand TFL
  • Interchangeable Timken
  • Size 3.1875" x 5.25" x 1.3125"
  • Bore Dia 3.1875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.3125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.0313"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.29"
  • Cone Backface Backing Diameter 3.74"
  • Cup Frontface Backing Diameter 5.08"
  • Cup Backface Backing Diameter 4.69"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.08"
  • Effective Center Location -0.17"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 47681
  • Cup Part Number 47620
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 47600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 48100 lbf
  • Static Radial Load 58900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 12500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8640 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 3.9 lb

Features

How Does 47681-47620 Bearing Handle Combined Loads?

47681-47620 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 48,100 lbf, while the dynamic thrust rating is 8,640 lbf, ensuring reliable performance.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it provides flexibility for various applications.

What Makes 47681-47620 Bearing Suitable for High-Temperature Applications?

47681-47620 Bearing operates effectively in temperatures ranging from -30° to 110°C, maintaining performance in demanding conditions.
The chrome steel construction resists wear and tear, even under heavy loads.
Its open design allows for easy lubrication, ensuring smooth operation.
The bearing’s robust build makes it a reliable choice for industrial use.

Engineered for Precision: 47681-47620 Bearing

47681-47620 Bearing features precise tolerances, with bore and outer diameter tolerances of +0.001″ to 0.
The tapered roller design ensures efficient load distribution, reducing stress on components.
Its ABEC-1 rating guarantees consistent performance in various applications.
The bearing’s construction allows for easy maintenance and long-term reliability.

Application

Industrial Uses of 47681-47620 Bearing
The 47681-47620 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 demanding environments.

In automotive applications, 47681-47620 Bearing fits well in wheel hubs and differential systems, providing reliable performance under both radial and thrust loads. The imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 47681-47620 Bearing’s open design allows for easy lubrication, extending its service life in high-use scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

What Makes 47681-47620 Bearing a Preferred Choice?
The 47681-47620 Bearing stands out in agricultural machinery, where its ability to handle heavy loads and misalignment is crucial. Its standard radial clearance offers flexibility for various operating conditions.

In power transmission systems, 47681-47620 Bearing supports smooth rotation in gearboxes and pulleys. The ABEC-1 rating ensures consistent performance without unnecessary precision costs.

For maintenance teams, 47681-47620 Bearing’s interchangeability with Timken models simplifies replacements. The inch measurements align with many existing systems, reducing conversion hassles.

Built for Heavy-Duty Use: 47681-47620 Bearing
The 47681-47620 Bearing excels in forestry equipment, where its robust design withstands shock loads and rough terrain. The tapered rollers distribute stress evenly, enhancing longevity.

In material handling systems, 47681-47620 Bearing’s high dynamic load capacity keeps operations running smoothly. Its temperature range (-30° to 110°C) suits both indoor and outdoor applications.

For repair shops, 47681-47620 Bearing’s separate cone and cup design simplifies installation. The chrome steel rollers resist wear, even in poorly lubricated conditions.

Automotive vs Aerospace: Applications of 47681-47620 Bearing
In automotive settings, 47681-47620 Bearing is ideal for truck axles, balancing durability and cost-effectiveness. The combined load capacity handles both vehicle weight and cornering forces.

For aerospace ground support equipment, 47681-47620 Bearing provides reliable performance in tow tractors and cargo loaders. Its standard lubrication requirement fits routine maintenance schedules.

In both sectors, 47681-47620 Bearing’s steel cage prevents roller skewing during sudden starts or stops. The inch sizing avoids metric conversion errors in US-based maintenance.

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