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TS (Single Row Tapered Roller Bearings) (Imperial) 77350-77675

TS (Single Row Tapered Roller Bearings) (Imperial) 77350-77675

The 77350-77675 is a single-row tapered roller bearing with a 3.5″ bore and 6.75″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 76400 lbf radially and 12400 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability. 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 use in industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 10.7 lb, it’s built to last while meeting RoHS and REACH standards for safety and environmental compliance.

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Product Parameters

  • Part Number 77350-77675
  • Brand TFL
  • Interchangeable Timken
  • Size 3.5" x 6.75" x 1.875"
  • Bore Dia 3.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.9"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.2"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.64"
  • Cone Backface Backing Diameter 4.33"
  • Cup Frontface Backing Diameter 6.36"
  • Cup Backface Backing Diameter 6.02"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.11"
  • Effective Center Location -0.38"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 77350
  • Cup Part Number 77675
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 77000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 76400 lbf
  • Static Radial Load 107000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 19800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12400 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 10.7 lb

Features

Performance Features of 77350-77675 Bearing

77350-77675 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 76,400 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 77350-77675 Bearing Engineered for Reliability?

77350-77675 Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides excellent wear resistance, ensuring a long service life.
Its standard radial clearance options allow for flexibility in different applications.
The bearing requires lubrication, which helps maintain smooth operation over time.

Built for Durability: 77350-77675 Bearing

77350-77675 Bearing’s single-row construction ensures stability under heavy combined loads.
The precise tolerances on bore and outer diameters guarantee a secure fit in assemblies.
With a static radial load capacity of 107,000 lbf, it excels in demanding environments.
The steel cage and chrome steel rollers work together to minimise wear and extend lifespan.

Steel vs Ceramic Bearings: Strengths of 77350-77675 Bearing

77350-77675 Bearing uses chrome steel for both rings and rollers, offering excellent strength.
This material choice provides good resistance to wear while maintaining cost-effectiveness.
The bearing’s ABEC-1 rating ensures reliable performance for general industrial use.
Its standard radial clearance makes it versatile for various installation requirements.

Application

Industrial Uses of 77350-77675 Bearing
77350-77675 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.
In automotive applications, 77350-77675 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many American-made vehicles.
For industrial fans and pumps, 77350-77675 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear over time.

What Makes 77350-77675 Bearing a Preferred Choice?
77350-77675 Bearing is ideal for agricultural machinery, like tractors and harvesters, where its robust design withstands dusty and high-load environments. The standard radial clearance offers flexibility for various setups.
In material handling systems, 77350-77675 Bearing ensures smooth conveyor belt operation, thanks to its tapered rollers distributing loads evenly. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 77350-77675 Bearing
77350-77675 Bearing excels in forestry equipment, such as log splitters and sawmills, where its combined load capacity is crucial. The chrome steel rollers resist deformation under heavy stress.
For railway applications, 77350-77675 Bearing supports axle boxes, providing reliable performance over long distances. Its temperature range (-30° to 110°C) ensures stability in varying climates.

Automotive vs Aerospace: Applications of 77350-77675 Bearing
In automotive gearboxes, 77350-77675 Bearing handles high torque and axial forces, ensuring smooth gear shifts. The inch measurements simplify replacements in older vehicle models.
For aerospace ground equipment, like cargo loaders, 77350-77675 Bearing’s durability and ease of maintenance make it a practical choice. However, its ABEC-1 rating limits use in high-precision flight components.

Perfect Fit for Automation: 77350-77675 Bearing
77350-77675 Bearing works well in automated assembly lines, where its single-row design simplifies installation and maintenance. The steel cage reduces friction, enhancing efficiency.
In packaging machinery, 77350-77675 Bearing supports rotating shafts, ensuring consistent speed and load distribution. Its open seal type allows for quick lubrication during routine checks.

Q&A

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