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48684-48620DC TDO (Two-Row Double-Outer Race) (Imperial)

48684-48620DC TDO (Two-Row Double-Outer Race) (Imperial)

The 48684-48620DC is a double-row tapered roller bearing with a 5.625″ bore and 7.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 112,000 lbf and is designed for long-lasting performance.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing works in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is part of the 48600 series, with standard radial clearance and ABEC-1 precision. Ideal for heavy-duty applications like industrial gearboxes or large machinery where robust load handling is needed.

Weighing 17.2 lb, it’s a solid choice for demanding environments. Compliant with RoHS and REACH standards for safe use.

The 48684-48620DC features a double outer race, providing stability under heavy radial and thrust loads. Its tapered rollers distribute weight evenly, reducing wear over time.

With a dynamic radial rating of 29,100 lbf for two rows, it’s suited for high-load scenarios. The standard radial clearance ensures smooth rotation without excessive play.

This bearing is commonly used in construction equipment or agricultural machinery, where durability is key. Its inch measurements make it compatible with imperial system machinery.

Regular lubrication is recommended to maintain performance. The chrome steel construction resists corrosion and extends service life.

Designed for combined loads, this bearing excels in applications requiring both radial and thrust support. The double-row setup enhances load capacity and stability.

Its open seal type simplifies maintenance, allowing for easy inspection and relubrication. The steel cage keeps rollers aligned, preventing slippage under stress.

With a cone width of 1.5625″ and cup width of 2.875″, it fits snugly in designed housings. The tolerances ensure precise alignment during installation.

Ideal for use in mining or forestry equipment, where harsh conditions demand reliable components. RoHS and REACH compliance guarantees environmental safety.

The 48684-48620DC offers a dynamic thrust rating of 9,610 lbf, making it suitable for axial loads. Its tapered roller design minimises friction during operation.

The bearing’s chrome steel rollers and rings provide excellent wear resistance. Standard radial clearance options (including C3/C4/C5) allow for flexibility in fit.

Weighing 17.2 lb, it’s built to withstand heavy use without compromising performance. The ABEC-1 rating ensures consistent precision for industrial applications.

Perfect for use in wind turbines or conveyor systems, where reliability is critical. Regular lubrication will keep it running smoothly in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 48684-48620DC
  • Brand TFL
  • Size 5.625" x 7.875" x 1.5625"
  • Bore Dia 5.625"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.875"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.875"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.5625"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.4376"
  • Bearing Width Across Cups Tolerance +0.014" to -0.01"
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 6.54"
  • Cup Frontface Backing Diameter 7.61"
  • Cage Cone Backface Clearance 0.1"
  • Dynamic Radial Load 112000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 48684
  • Cup Part Number 48620DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 48600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 16700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 9610 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 29100 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 17.2 lb

Features

Performance Features of 48684-48620DC Bearing

48684-48620DC Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 112,000 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design distributes loads evenly, reducing wear and extending service life.
With a standard radial clearance, it provides smooth operation across various conditions.

48684-48620DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

The open seal design allows for easy lubrication, ensuring consistent performance over time.
Weighing 17.2 lb, it balances strength and practicality for industrial use.

Application

Industrial Uses of 48684-48620DC Bearing
The 48684-48620DC Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability in tough working conditions.

In automotive applications, 48684-48620DC Bearing supports large vehicle components like axles and differentials, providing reliable performance under high stress. The inch sizing makes it a preferred choice for American and British automotive manufacturers.

For industrial automation, 48684-48620DC Bearing’s open design allows for easy lubrication, ensuring smooth operation in conveyor systems and robotic arms. The standard radial clearance offers flexibility for various precision requirements.

Where Is 48684-48620DC Bearing Used?
You’ll often find 48684-48620DC Bearing in agricultural machinery, where its tapered roller design handles uneven loads from ploughs and harvesters. The steel cage adds extra strength for long-term use.

In material handling systems, 48684-48620DC Bearing’s high dynamic radial load capacity makes it ideal for forklifts and cranes. The ABEC-1 rating ensures consistent performance without unnecessary precision costs.

Built for Heavy-Duty Use: 48684-48620DC Bearing
The 48684-48620DC Bearing excels in forestry equipment, enduring shocks and vibrations from log splitters and sawmills. Its wide temperature range suits both cold and hot environments.

For railway applications, 48684-48620DC Bearing’s double-row construction provides stability in freight car wheel assemblies. The standard lubrication requirement simplifies maintenance schedules.

Automotive vs Aerospace: Applications of 48684-48620DC Bearing
In trucks and buses, 48684-48620DC Bearing handles heavy axle loads with ease, while in aircraft ground equipment, it supports tow tractors and cargo loaders. The inch measurements ensure compatibility across industries.

For wind turbines, 48684-48620DC Bearing’s combined load capacity makes it suitable for yaw and pitch systems. The 17.2 lb weight is manageable for large-scale installations.

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