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TS (Single Row Tapered Roller Bearings) (Imperial) EE280702-281200

TS (Single Row Tapered Roller Bearings) (Imperial) EE280702-281200

The EE280702-281200 is a single-row tapered roller bearing with a 7″ bore and 12″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 136,000 lbf radially and 21,700 lbf thrust, making it robust for heavy-duty use.

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 applications where combined loads are common.

Weighing 37.6 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number EE280702-281200
  • Brand TFL
  • Interchangeable Timken
  • Size 7" x 12" x 2.625"
  • Bore Dia 7"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.7207"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.625"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 8.67"
  • Cone Backface Backing Diameter 8.07"
  • Cup Frontface Backing Diameter 11.24"
  • Cup Backface Backing Diameter 10.98"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.56"
  • Effective Center Location -0.48"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE280702
  • Cup Part Number 281200
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 280000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 136000 lbf
  • Static Radial Load 195000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 35100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 21700 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 37.6 lb

Features

How Does EE280702-281200 Bearing Handle Combined Loads?

EE280702-281200 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined radial and thrust loads.
Its dynamic radial load capacity reaches 136,000 lbf, making it suitable for heavy-duty industrial applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a standard radial clearance option, it provides flexibility for various operational needs.

What Makes EE280702-281200 Bearing Durable?

EE280702-281200 Bearing features chrome steel construction, providing excellent resistance to wear and fatigue.
The tapered roller design distributes loads evenly, extending the bearing’s service life.
Its dynamic radial rating of 35,100 lbf at 90 million revolutions ensures long-term reliability.
The open seal type allows for easy lubrication, maintaining optimal performance.

Engineered for Precision: EE280702-281200 Bearing

EE280702-281200 Bearing is designed with precise tolerances, ensuring smooth operation in demanding conditions.
The single-row tapered roller construction handles both radial and axial loads efficiently.
Its effective center location of -0.48″ enhances stability and load distribution.
The bearing operates within a temperature range of -30° to 110°C, suitable for various environments.

Application

Industrial Uses of EE280702-281200 Bearing
EE280702-281200 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, EE280702-281200 Bearing supports large axles and wheel hubs, providing reliable performance under high radial and thrust loads. Its inch sizing makes it a preferred choice for American-made trucks and industrial vehicles.

For industrial gearboxes, EE280702-281200 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, making it suitable for high-torque environments.

Where Is EE280702-281200 Bearing Used?
EE280702-281200 Bearing fits well in agricultural machinery, such as tractors and harvesters, where its robust design withstands heavy loads and rough terrain. The standard radial clearance ensures smooth rotation even under stress.

In material handling systems, EE280702-281200 Bearing’s tapered rollers reduce friction, improving efficiency in conveyor belts and lifting equipment. Its compatibility with Timken models makes replacements straightforward.

Built for Heavy-Duty Use: EE280702-281200 Bearing
EE280702-281200 Bearing excels in forestry equipment, like log skidders, where its combined load capacity handles uneven forces. The ABEC-1 rating balances precision and cost-effectiveness for industrial use.

For railway applications, EE280702-281200 Bearing’s temperature range (-30° to 110°C) ensures reliability in varying climates. The dynamic radial load rating of 136000 lbf makes it suitable for freight car axles.

Automotive vs Aerospace: Applications of EE280702-281200 Bearing
In automotive settings, EE280702-281200 Bearing is ideal for heavy-duty trucks, offering durability and ease of maintenance. Its inch measurements align with standard US vehicle specifications.

For aerospace ground equipment, EE280702-281200 Bearing’s static radial load capacity (195000 lbf) supports heavy landing gear testing rigs. The steel cage provides added strength for intermittent high-load scenarios.

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