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TS (Single Row Tapered Roller Bearings) (Imperial) EE321145-321245

TS (Single Row Tapered Roller Bearings) (Imperial) EE321145-321245

This single row tapered roller bearing measures 14.5″ by 24.5″ by 5.625″, designed for combined loads with a robust chrome steel construction. It handles dynamic radial loads up to 668,000 lbf and thrust loads up to 106,000 lbf, making it suitable for heavy-duty applications.

The open design and pin-type cage ensure durability, while the standard radial clearance allows for smooth operation. It requires regular lubrication and performs well in temperatures from -30°C to 110°C.

Interchangeable with Timken bearings, it’s a reliable choice for industrial machinery or large equipment. Weighing 368.50 lb, it’s built to last and complies with RoHS and REACH standards for safety and environmental care.

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Product Parameters

  • Part Number EE321145-321245
  • Brand TFL
  • Interchangeable Timken
  • Size 14.5" x 24.5" x 5.625"
  • Bore Dia 14.5"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 24.5"
  • Outer Dia Tolerance +0.003" to 0
  • Cone Width 5.5"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 4.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 5.625"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 17.28"
  • Cone Backface Backing Diameter 16.26"
  • Cup Frontface Backing Diameter 22.56"
  • Cup Backface Backing Diameter 22.09"
  • Cage Cone Frontface Clearance 0.25"
  • Cage Cone Backface Clearance 0.78"
  • Effective Center Location -0.93"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE321145
  • Cup Part Number 321245
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 321000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 668000 lbf
  • Static Radial Load 1210000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 173000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 106000 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 368.50 lb

Features

Performance Features of EE321145-321245 Bearing

EE321145-321245 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 668,000 lbf, making it suitable for heavy-duty applications.

The pin-type cage ensures proper roller alignment, reducing friction and wear.
With a static radial load of 1,210,000 lbf, it delivers reliable performance under extreme conditions.

EE321145-321245 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its standard radial clearance allows for flexibility in various industrial applications.

Designed for combined load handling, this bearing balances durability and precision.
The tapered roller design ensures smooth operation even under high stress.

Application

Industrial Uses of EE321145-321245 Bearing
EE321145-321245 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 even in rugged environments.

In automotive applications, EE321145-321245 Bearing supports large axles and wheel hubs, providing stability under heavy loads. Its inch sizing makes it compatible with many North American industrial and automotive standards.

For wind turbines, EE321145-321245 Bearing’s high dynamic load capacity makes it suitable for rotor shafts. The pin-type cage design helps maintain roller alignment, reducing wear over time.

Where Is EE321145-321245 Bearing Used?
EE321145-321245 Bearing is often found in railway freight cars, where its ability to handle radial and thrust loads is essential. The standard radial clearance allows for smooth operation under varying conditions.

In agricultural machinery, EE321145-321245 Bearing supports gearboxes and PTO shafts. Its robust design ensures reliable performance in dusty or high-moisture environments.

Built for Heavy-Duty Use: EE321145-321245 Bearing
EE321145-321245 Bearing is ideal for steel mills, where extreme loads and temperatures are common. The chrome steel rollers and rings provide excellent resistance to deformation.

In marine applications, EE321145-321245 Bearing is used in propeller shafts, thanks to its corrosion-resistant materials. The open design allows for easy lubrication, extending service life.

Automotive vs Aerospace: Applications of EE321145-321245 Bearing
In automotive settings, EE321145-321245 Bearing is often used in truck differentials, where its load capacity is crucial. The ABEC-1 rating ensures consistent performance for everyday use.

For aerospace ground equipment, EE321145-321245 Bearing supports heavy-load trolleys and lifts. Its temperature range makes it suitable for both indoor and outdoor operations.

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