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TS (Single Row Tapered Roller Bearings) (Imperial) EE780705-781400

TS (Single Row Tapered Roller Bearings) (Imperial) EE780705-781400

The EE780705-781400 is a single-row tapered roller bearing with a 7-inch bore and 14-inch outer diameter, built from sturdy chrome steel. It manages combined loads up to 197,000 lbf radially and 34,900 lbf thrust, suitable for heavy-duty applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where high radial and thrust loads are common.

Weighing 56.20 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse applications.

The standard radial clearance (with C3/C4/C5 options) provides flexibility for different setups. Its ABEC-1 rating ensures dependable performance without overcomplicating precision needs.

Perfect for maintenance or upgrades in heavy equipment, this bearing balances strength and practicality.

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Product Parameters

  • Part Number EE780705-781400
  • Brand TFL
  • Interchangeable Timken
  • Size 7" x 14" x 2.4375"
  • Bore Dia 7"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 14"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 2.375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.4375"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.190"
  • Cup Backface ToClear Radius 0.190"
  • Cone Frontface Backing Diameter 9.24"
  • Cone Backface Backing Diameter 8.15"
  • Cup Frontface Backing Diameter 12.68"
  • Cup Backface Backing Diameter 12.60"
  • Cage Cone Frontface Clearance 0.26"
  • Cage Cone Backface Clearance 0.27"
  • Effective Center Location -0.01"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE780705
  • Cup Part Number 781400
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 780000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 197000 lbf
  • Static Radial Load 243000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 51100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 34900 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 56.20 lb

Features

How Is EE780705-781400 Bearing Engineered for Reliability?

EE780705-781400 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 197,000 lbf, making it suitable for heavy-duty applications.

The pin-type cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance, it offers reliable performance in various industrial settings.

EE780705-781400 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design ensures smooth handling of both radial and thrust loads.

Application

Industrial Uses of EE780705-781400 Bearing
EE780705-781400 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively.
The large imperial sizing makes it suitable for American-made industrial gear, ensuring compatibility with existing systems.

Why Is EE780705-781400 Bearing Essential in Machinery?
In agricultural machinery, EE780705-781400 Bearing supports axle systems that endure constant vibration and uneven loads.
Its chrome steel construction provides durability in harsh outdoor conditions, from dusty fields to wet environments.

Built for Heavy-Duty Use: EE780705-781400 Bearing
You’ll find EE780705-781400 Bearing in railway freight car wheel sets, where its pin-type cage maintains roller alignment during high-impact loading.
The standard radial clearance allows for thermal expansion during long-haul operations.

Automotive vs Aerospace: Applications of EE780705-781400 Bearing
In truck differentials, EE780705-781400 Bearing manages the torque transfer between axles with its robust dynamic load capacity.
While not typically used in aircraft, its ABEC-1 precision still meets demanding ground support equipment requirements.

Where to Use EE780705-781400 Bearing
EE780705-781400 Bearing works well in paper mill rollers that face both radial pressure and axial shifts during production.
The open design simplifies relubrication in these high-temperature, high-humidity environments.

Q&A

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