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TS (Single Row Tapered Roller Bearings) (Imperial) EE158349-158442

TS (Single Row Tapered Roller Bearings) (Imperial) EE158349-158442

The EE158349-158442 is a single-row tapered roller bearing with a 34.92″ bore and 44.25″ outer diameter, built from robust chrome steel. It handles combined loads up to 655,000 lbf radially and 167,000 lbf thrust, making it suitable for heavy-duty applications.

Its pin-type cage ensures smooth operation, while the open design allows for easy lubrication. The bearing operates efficiently 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, large gearboxes, or construction equipment where high load capacity is needed.

Weighing 549.80 lb, it’s designed for durability and long service life. Compliant with RoHS and REACH standards for safe and environmentally friendly use.

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Product Parameters

  • Part Number EE158349-158442
  • Brand TFL
  • Interchangeable Timken
  • Size 34.9213" x 44.25" x 4.75"
  • Bore Dia 34.9213"
  • Bore Dia Tolerance +0.003" to 0
  • Outer Dia 44.25"
  • Outer Dia Tolerance +0.004" to 0
  • Cone Width 4.375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 3"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 4.75"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.750"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 36.5"
  • Cone Backface Backing Diameter 37.68"
  • Cup Frontface Backing Diameter 42.91"
  • Cup Backface Backing Diameter 41.73"
  • Cage Cone Frontface Clearance 0.32"
  • Cage Cone Backface Clearance 0.81"
  • Effective Center Location 4.89"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE158349
  • Cup Part Number 158442
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 158000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 655000 lbf
  • Static Radial Load 1740000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 170000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 167000 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 549.80 lb

Features

Performance Features of EE158349-158442 Bearing

EE158349-158442 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 655,000 lbf, making it suitable for heavy-duty industrial applications.

The pin-type cage ensures proper roller alignment, reducing friction and wear during operation.
With a standard radial clearance, it provides reliable performance in various operating conditions.

EE158349-158442 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design handles both radial and thrust loads, ensuring versatility in demanding environments.

The bearing’s precise dimensions and tolerances contribute to its smooth and stable operation.
Weighing 549.80 lb, it is designed for large-scale machinery requiring durability and strength.

Application

Industrial Uses of EE158349-158442 Bearing
EE158349-158442 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 chrome steel construction ensures durability in harsh working conditions.

Where Is EE158349-158442 Bearing Used?
You’ll often find EE158349-158442 Bearing in large industrial gearboxes and power transmission systems, thanks to its high dynamic load capacity. Its inch sizing makes it a preferred choice for American-made machinery.

Built for Heavy-Duty Use: EE158349-158442 Bearing
EE158349-158442 Bearing excels in applications like railroad axles and wind turbine gearboxes, where reliability under extreme loads is essential. The pin-type cage design enhances stability during high-speed rotations.

Automotive vs Aerospace: Applications of EE158349-158442 Bearing
In automotive settings, EE158349-158442 Bearing supports large truck axles, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating ensures consistent performance across different industries.

Essential Roles of EE158349-158442 Bearing
EE158349-158442 Bearing is vital in steel mills and paper processing plants, where its standard radial clearance accommodates thermal expansion. The open seal design allows for easy lubrication in high-temperature environments.

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