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29681-29622D TDO (Two-Row Double-Outer Race) (Imperial)

29681-29622D TDO (Two-Row Double-Outer Race) (Imperial)

The 29681-29622D is a double-row tapered roller bearing with a 2.781″ bore and 4.4995″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 43300 lbf and is designed for long-lasting performance in demanding conditions.

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

This model features a standard cup type and comes with ABEC-1 precision. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 4.66 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for replacements or new installations.

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Product Parameters

  • Part Number 29681-29622D
  • Brand TFL
  • Size 2.781" x 4.4995" x 1"
  • Bore Dia 2.781"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.4995"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.8125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.3124"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 3.35"
  • Cup Frontface Backing Diameter 4.33"
  • Cage Cone Backface Clearance 0.08"
  • Dynamic Radial Load 43300 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 29681
  • Cup Part Number 29622D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 29600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 6440 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 5370 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 11200 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 4.66 lb

Features

Performance Features of 29681-29622D Bearing

29681-29622D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 43,300 lbf, ensuring reliable performance in demanding conditions.
The double-row tapered roller design distributes loads evenly, enhancing durability and reducing wear.
With a standard radial clearance, it provides smooth operation across various applications.

How Is 29681-29622D Bearing Engineered for Reliability?

29681-29622D Bearing features a steel cage that maintains roller alignment, improving stability under heavy loads.
The tapered roller design ensures efficient load distribution, extending the bearing’s service life.
Its chrome steel construction resists wear, making it suitable for high-stress environments.
Operating within a temperature range of -30° to 110°C, it performs reliably in diverse conditions.

Designed for Durability: 29681-29622D Bearing

29681-29622D Bearing’s double-row construction enhances its load-bearing capacity, ideal for combined load applications.
The chrome steel rollers and rings provide excellent resistance to wear and fatigue.
With a dynamic radial rating of 11,200 lbf for two rows, it ensures long-lasting performance.
Its standard radial clearance allows for smooth operation in various industrial settings.

Steel vs Ceramic Bearings: Strengths of 29681-29622D Bearing

29681-29622D Bearing uses chrome steel for both rollers and rings, offering a balance of strength and cost-effectiveness.
The steel cage ensures proper roller alignment, reducing friction and wear.
Its dynamic thrust rating of 5,370 lbf makes it suitable for applications requiring combined load handling.
The bearing’s robust construction ensures reliability in demanding industrial environments.

Application

Industrial Uses of 29681-29622D Bearing
29681-29622D Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in harsh operating conditions.

In automotive applications, 29681-29622D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American and British vehicle manufacturers.

For industrial conveyor systems, 29681-29622D Bearing’s tapered roller design offers smooth operation and easy maintenance. The open seal type allows for straightforward lubrication, extending the bearing’s service life.

What Makes 29681-29622D Bearing a Preferred Choice?
29681-29622D Bearing is ideal for agricultural machinery, such as tractors and harvesters, due to its ability to withstand heavy loads and rough terrain. The steel cage adds extra strength and stability.

In material handling equipment, 29681-29622D Bearing ensures reliable performance in forklifts and cranes. Its standard radial clearance and ABEC-1 rating make it suitable for general industrial use.

Built for Heavy-Duty Use: 29681-29622D Bearing
29681-29622D Bearing excels in forestry equipment, where its robust design handles shock loads and vibrations. The tapered rollers distribute stress evenly, reducing wear over time.

For railway applications, 29681-29622D Bearing provides consistent performance in axle boxes and bogies. Its temperature range of -30° to 110 °C ensures reliability in diverse climates.

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