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TS (Single Row Tapered Roller Bearings) (Imperial) EE776430-776520

TS (Single Row Tapered Roller Bearings) (Imperial) EE776430-776520

The EE776430-776520 is a single-row tapered roller bearing with a large 43″ bore and 52″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 599,000 lbf radially and 152,000 lbf thrust, making it suitable for heavy-duty applications.

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

Weighing 522.40 lb, it’s robust and durable for long-term use. Compliant with RoHS and REACH standards for safe and eco-friendly operation.

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Product Parameters

  • Part Number EE776430-776520
  • Brand TFL
  • Interchangeable Timken
  • Size 43" x 52" x 3.75"
  • Bore Dia 43"
  • Bore Dia Tolerance +0.004" to 0
  • Outer Dia 52"
  • Outer Dia Tolerance +0.005" to 0
  • Cone Width 3.5"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 3.75"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 44.49"
  • Cone Backface Backing Diameter 44.69"
  • Cup Frontface Backing Diameter 50.79"
  • Cup Backface Backing Diameter 49.61"
  • Cage Cone Frontface Clearance 0.31"
  • Cage Cone Backface Clearance 0.5"
  • Effective Center Location 6.92"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE776430
  • Cup Part Number 776520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 776000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 599000 lbf
  • Static Radial Load 1570000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 155000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 152000 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 522.40 lb

Features

Performance Features of EE776430-776520 Bearing

EE776430-776520 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 599,000 lbf, ensuring reliable performance in heavy-duty applications.

The pin-type cage design maintains roller alignment, reducing friction and wear.
This enhances the bearing’s longevity, even under continuous operation.

EE776430-776520 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its standard radial clearance options provide flexibility for different installation needs.

With an ABEC-1 rating, this bearing balances precision and durability.
The open design simplifies lubrication, ensuring smooth performance over time.

Application

Industrial Uses of EE776430-776520 Bearing
EE776430-776520 Bearing is commonly used in heavy industrial equipment like mining machinery and large conveyor systems, where its tapered roller design handles combined radial and thrust loads effectively.
The chrome steel construction ensures durability in harsh environments, while the pin-type cage provides stability during high-load operations.

Where Is EE776430-776520 Bearing Used?
You’ll often find EE776430-776520 Bearing in large-scale agricultural machinery, such as tractors and harvesters, where its inch sizing fits standard imperial equipment.
Its open design simplifies lubrication, making it a reliable choice for fieldwork with frequent maintenance needs.

Built for Heavy-Duty Use: EE776430-776520 Bearing
EE776430-776520 Bearing excels in construction equipment like cranes and bulldozers, thanks to its high dynamic radial load capacity.
The standard radial clearance allows for smooth operation even under varying temperature conditions.

Automotive vs Aerospace: Applications of EE776430-776520 Bearing
In automotive applications, EE776430-776520 Bearing supports heavy-duty truck axles, where its combined load handling is essential.
For aerospace ground equipment, its ABEC-1 rating ensures reliable performance in auxiliary systems like cargo loaders.

Key Fields for EE776430-776520 Bearing
EE776430-776520 Bearing is ideal for wind turbine gearboxes, where its large size and tapered rollers manage uneven load distribution.
The temperature range of -30° to 110°C makes it suitable for both Arctic and desert installations.

Q&A

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