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TS (Single Row Tapered Roller Bearings) (Imperial) 776W-772A

TS (Single Row Tapered Roller Bearings) (Imperial) 776W-772A

The 776W-772A is a single-row tapered roller bearing with a 3.75″ bore and 6.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 77800 lbf radially and 13300 lbf thrust, making it a robust choice for heavy-duty applications.

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 industrial machinery or automotive systems where combined loads are common.

Weighing 10.7 lb, it’s designed for long-lasting performance and complies with RoHS and REACH standards. The ABEC-1 rating ensures consistent precision.

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Product Parameters

  • Part Number 776W-772A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.75" x 6.875" x 1.8751"
  • Bore Dia 3.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.89"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8751"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.92"
  • Cone Backface Backing Diameter 4.49"
  • Cup Frontface Backing Diameter 6.61"
  • Cup Backface Backing Diameter 6.22"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 776W
  • Cup Part Number 772A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 775
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 77800 lbf
  • Static Radial Load 111000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 20200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 13300 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 776W-772A Bearing

776W-772A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 77,800 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

776W-772A Bearing’s standard radial clearance allows for flexibility in different applications.
The ABEC-1 rating ensures consistent performance for precision tasks.

Its single-row tapered roller design provides efficient load distribution.
The open seal type simplifies maintenance and lubrication processes.

776W-772A Bearing’s durable construction reduces the need for frequent replacements.
The inch system measurements make it compatible with imperial-sized machinery.

Application

Industrial Uses of 776W-772A Bearing
776W-772A Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 776W-772A 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 North American vehicle models.

For industrial gearboxes, 776W-772A Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds robustness, making it suitable for high-torque scenarios.

Where Is 776W-772A Bearing Used?
776W-772A Bearing excels in agricultural machinery, such as tractors and harvesters, where its ability to handle heavy loads is essential. The standard radial clearance ensures smooth operation in varying conditions.

In conveyor systems, 776W-772A Bearing’s tapered rollers reduce friction, improving energy efficiency. Its compatibility with Timken designs makes it a versatile choice for maintenance and replacements.

Built for Heavy-Duty Use: 776W-772A Bearing
776W-772A Bearing is ideal for crane and hoist systems, where its high static radial load capacity ensures safety and reliability. The ABEC-1 rating balances precision and cost-effectiveness.

In forestry equipment, 776W-772A Bearing withstands harsh conditions like dust and moisture. The steel cage and chrome steel rollers provide long-lasting performance with minimal maintenance.

Automotive vs Aerospace: Applications of 776W-772A Bearing
776W-772A Bearing is a go-to for heavy-duty trucks and buses, offering stability under combined loads. Its inch measurements align with standard automotive parts, simplifying integration.

In aerospace ground support equipment, 776W-772A Bearing’s temperature tolerance (-30° to 110°C) ensures reliability in varying climates. The open design allows for easy inspection and lubrication.

Q&A

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