+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 783-773

TS (Single Row Tapered Roller Bearings) (Imperial) 783-773

The 783-773 is a single-row tapered roller bearing with a 3.937″ bore and 7.0866″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 77800 lbf radially and 13300 lbf thrust, making it a versatile choice.

Its open design allows for easy lubrication, while the steel cage ensures durability. 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 heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 11.20 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe use.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 783-773
  • Brand TFL
  • Interchangeable Timken
  • Size 3.937" x 7.0866" x 1.8898"
  • Bore Dia 3.937"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.0866"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.89"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.5748"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8898"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.12"
  • Cone Frontface Backing Diameter 5.06"
  • Cone Backface Backing Diameter 4.65"
  • Cup Frontface Backing Diameter 6.65"
  • Cup Backface Backing Diameter 6.3"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 783
  • Cup Part Number 773
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 775
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 77800 lbf
  • Static Radial Load 111000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 20200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 13300 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 11.20 lb

Features

Performance Features of 783-773 Bearing

783-773 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 77,800 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

783-773 Bearing requires lubrication, ensuring smooth operation and extended service life.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 783-773 Bearing
783-773 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 783-773 Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. Its inch sizing makes it a preferred choice for American and British vehicle models.

For industrial automation, 783-773 Bearing’s open design allows for easy lubrication, maintaining smooth operation in conveyor systems. The steel cage adds extra strength, making it suitable for continuous use.

Where Is 783-773 Bearing Used?
783-773 Bearing finds its place in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance ensures consistent performance over time.

In material handling systems, 783-773 Bearing’s ability to manage both radial and thrust loads makes it ideal for forklifts and cranes. The ABEC-1 rating balances precision and cost-effectiveness for these applications.

Built for Heavy-Duty Use: 783-773 Bearing
783-773 Bearing excels in forestry equipment, like log splitters, thanks to its high dynamic load capacity. The tapered rollers distribute stress evenly, reducing wear.

In railway applications, 783-773 Bearing supports axle boxes, ensuring smooth and safe operation. The temperature range of -30° to 110°C makes it versatile for various climates.

Automotive vs Aerospace: Applications of 783-773 Bearing
In automotive settings, 783-773 Bearing is often found in truck transmissions, where its strength and reliability are crucial. The inch measurements align with standard automotive parts.

For aerospace ground equipment, 783-773 Bearing handles the heavy loads of aircraft tugs and loading vehicles. Its compliance with RoHS and REACH standards ensures environmental safety.

Q&A

SEND INQUIRY