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TS (Single Row Tapered Roller Bearings) (Imperial) EE291250-291749

TS (Single Row Tapered Roller Bearings) (Imperial) EE291250-291749

The EE291250-291749 is a single-row tapered roller bearing with a 12.5″ bore and 17.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 199,000 lbf radially and 33,400 lbf thrust, making it suitable 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, gearboxes, or large vehicles where robust performance is needed.

Weighing 55 lb, it’s built to last and complies with RoHS and REACH standards for safe use. The standard radial clearance ensures straightforward installation and maintenance.

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Product Parameters

  • Part Number EE291250-291749
  • Brand TFL
  • Interchangeable Timken
  • Size 12.5" x 17.5" x 2.5"
  • Bore Dia 12.5"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 17.5"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 2.4375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.5625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.5"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 14.33"
  • Cone Backface Backing Diameter 13.62"
  • Cup Frontface Backing Diameter 16.63"
  • Cup Backface Backing Diameter 16.34"
  • Cage Cone Frontface Clearance 0.34"
  • Cage Cone Backface Clearance 0.4"
  • Effective Center Location 0.3"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE291250
  • Cup Part Number 291749
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 290000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 199000 lbf
  • Static Radial Load 312000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 51700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 33400 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 55.00 lb

Features

Performance Features of EE291250-291749 Bearing

EE291250-291749 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 199,000 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is EE291250-291749 Bearing Engineered for Reliability?

EE291250-291749 Bearing features precise cone and cup dimensions, ensuring smooth operation under high loads.
The tapered roller design distributes stress evenly, enhancing durability and reducing wear.
Its standard radial clearance allows for flexibility in different applications.
The bearing requires lubrication, but its robust construction minimises maintenance needs.

Built for Durability: EE291250-291749 Bearing

EE291250-291749 Bearing’s single-row construction provides stability and strength in demanding conditions.
The chrome steel materials resist wear, ensuring a long service life even under heavy radial and thrust loads.
With an ABEC-1 rating, it balances precision and performance.
Its weight of 55.00 lb reflects its sturdy build quality.

Steel vs Ceramic Bearings: Strengths of EE291250-291749 Bearing

EE291250-291749 Bearing uses chrome steel for both rings and rollers, offering excellent strength and durability.
This material choice ensures reliable performance in high-load applications where ceramic might be less suitable.
The bearing’s dynamic thrust rating of 33,400 lbf highlights its versatility.
Its standard radial clearance makes it adaptable to various industrial uses.

Application

Industrial Uses of EE291250-291749 Bearing
EE291250-291749 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 tough working conditions.

In automotive applications, EE291250-291749 Bearing supports large axles and wheel hubs, particularly in trucks and buses. Its inch sizing makes it compatible with many American-made vehicles, offering reliable performance under heavy loads.

For industrial gearboxes, EE291250-291749 Bearing provides stable operation due to its precise tolerances and robust steel cage. The open design allows for easy lubrication, extending service life in high-demand environments.

Where Is EE291250-291749 Bearing Used?
EE291250-291749 Bearing finds its place in agricultural machinery, such as tractors and harvesters, where it withstands variable loads and harsh conditions. The standard radial clearance ensures smooth rotation even with thermal expansion.

In material handling systems, EE291250-291749 Bearing supports conveyor rollers and lifting mechanisms. Its ABEC-1 rating balances cost and performance, making it a practical choice for general industrial use.

Built for Heavy-Duty Use: EE291250-291749 Bearing
EE291250-291749 Bearing excels in forestry equipment like log skidders, where its large size and load capacity are essential. The tapered rollers distribute stress evenly, reducing wear over time.

For railway applications, EE291250-291749 Bearing is used in freight car axles, providing reliable service under constant vibration and heavy loads. The steel cage adds strength while maintaining flexibility.

Automotive vs Aerospace: Applications of EE291250-291749 Bearing
In automotive settings, EE291250-291749 Bearing is ideal for heavy-duty axles, while its precision makes it suitable for certain aerospace ground support equipment. The temperature range covers most operational needs.

For industrial presses, EE291250-291749 Bearing handles high radial loads with ease. Its inch measurements simplify replacement in older machinery, reducing downtime during maintenance.

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