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29688-29622D TDO (Two-Row Double-Outer Race) (Imperial)

29688-29622D TDO (Two-Row Double-Outer Race) (Imperial)

The 29688-29622D is a two-row tapered roller bearing with a 2.9″ bore and 4.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 43300 lbf and is designed for long-lasting performance.

Its double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model features standard radial clearance and is ABEC-1 rated, making it suitable for general industrial use. Ideal for heavy-duty applications like gearboxes or construction equipment.

Weighing 4.36 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable operation.

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Product Parameters

  • Part Number 29688-29622D
  • Brand TFL
  • Size 2.9062" x 4.4995" x 1"
  • Bore Dia 2.9062"
  • 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 3.27"
  • 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 29688
  • 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 4.36 lb

Features

How Is 29688-29622D Bearing Engineered for Reliability?

29688-29622D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 43,300 lbf.

The steel cage maintains roller alignment, reducing friction and extending the bearing’s service life.
With a standard radial clearance, it offers reliable performance in various industrial applications.

29688-29622D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation under heavy loads.

Application

Industrial Uses of 29688-29622D Bearing
29688-29622D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles both radial and thrust loads efficiently. The chrome steel construction ensures durability in tough working conditions.

What Makes 29688-29622D Bearing a Preferred Choice?
In agricultural machinery, 29688-29622D Bearing supports components like tractor axles and harvesters, thanks to its high dynamic load capacity. The standard radial clearance allows for smooth operation even under varying loads.

Built for Heavy-Duty Use: 29688-29622D Bearing
For industrial fans and pumps, 29688-29622D Bearing provides reliable performance with its tapered roller design. The open seal type makes it easy to maintain and lubricate, extending its service life.

Automotive vs Aerospace: Applications of 29688-29622D Bearing
In automotive applications, 29688-29622D Bearing is often found in wheel hubs and drivetrains, where combined loads are common. Its inch sizing makes it compatible with many North American vehicle models.

Essential Roles of 29688-29622D Bearing
29688-29622D Bearing is also suitable for railway applications, such as freight car axles, due to its robust construction. The steel cage enhances stability, even under high-speed conditions.

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