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TS (Single Row Tapered Roller Bearings) (Imperial) 47688-47620

TS (Single Row Tapered Roller Bearings) (Imperial) 47688-47620

The 47688-47620 is a single-row tapered roller bearing with a 3.28″ bore and 5.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 48100 lbf radially and 8640 lbf thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 3.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 47688-47620
  • Brand TFL
  • Interchangeable Timken
  • Size 3.2813" x 5.25" x 1.3125"
  • Bore Dia 3.2813"
  • 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 4.4"
  • Cone Backface Backing Diameter 3.82"
  • 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 47688
  • 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 3.7 lb

Features

Performance Features of 47688-47620 Bearing

47688-47620 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 48,100 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

How Is 47688-47620 Bearing Engineered for Reliability?

47688-47620 Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The chrome steel construction enhances durability, while the standard radial clearance allows for versatile use.
Its dynamic thrust rating of 8,640 lbf (Ca90) makes it suitable for demanding industrial applications.
The open design simplifies lubrication, maintaining efficiency over time.

Built for Durability: 47688-47620 Bearing

47688-47620 Bearing’s tapered roller design distributes loads evenly, reducing stress on individual components.
The steel cage and chrome steel rollers work together to minimise wear, even in high-load scenarios.
With a static radial load capacity of 58,900 lbf, it handles heavy industrial use reliably.
Its ABEC-1 rating ensures consistent precision in various mechanical systems.

Steel vs Ceramic Bearings: Strengths of 47688-47620 Bearing

47688-47620 Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice provides excellent strength and wear resistance, ideal for industrial applications.
The bearing’s dynamic radial rating (C90) of 12,500 lbf ensures long-term reliability.
Its standard radial clearance allows for easy integration into existing systems.

Application

Industrial Uses of 47688-47620 Bearing
The 47688-47620 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 47688-47620 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 47688-47620 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability, making it suitable for continuous operation.

Where Is 47688-47620 Bearing Used?
You’ll often find 47688-47620 Bearing in mining equipment, where its robust design handles heavy radial and thrust loads. The standard radial clearance ensures smooth operation even in dusty conditions.

In manufacturing plants, 47688-47620 Bearing supports machinery like presses and rollers, thanks to its high dynamic load capacity. The ABEC-1 rating balances precision and cost for general industrial use.

Built for Heavy-Duty Use: 47688-47620 Bearing
The 47688-47620 Bearing excels in applications like gearboxes and power transmission systems, where combined loads are common. Its tapered rollers distribute stress evenly, reducing wear over time.

For railway maintenance equipment, 47688-47620 Bearing’s temperature range and lubrication requirements make it a dependable choice. The chrome steel rollers resist deformation under heavy use.

Light-Duty vs Heavy-Duty: Best Uses for 47688-47620 Bearing
In light-duty scenarios like small pumps, 47688-47620 Bearing offers reliable performance with minimal maintenance. Its standard radial clearance suits moderate-speed applications.

For heavy-duty tasks like crane operations, 47688-47620 Bearing’s high static load rating ensures stability. The steel cage keeps rollers aligned, even under extreme conditions.

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