+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 74556-74845

TS (Single Row Tapered Roller Bearings) (Imperial) 74556-74845

The 74556-74845 is a single-row tapered roller bearing with a 5.5″ bore and 8.5″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 79,500 lbf radially and 17,200 lbf thrust, suitable for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive applications where high radial and thrust loads are expected.

Weighing 12.9 lbs, it’s built to last with standard radial clearance options. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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

Product Parameters

  • Part Number 74556-74845
  • Brand TFL
  • Interchangeable Timken
  • Size 5.5108" x 8.4636" x 1.875"
  • Bore Dia 5.5108"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.4636"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.87"
  • Cone Backface Backing Diameter 6.22"
  • Cup Frontface Backing Diameter 8.23"
  • Cup Backface Backing Diameter 7.72"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.19"
  • Effective Center Location 0.09"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 74556
  • Cup Part Number 74845
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 74000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 79500 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 20600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 17200 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 12.900 lb

Features

Performance Features of 74556-74845 Bearing

74556-74845 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 79,500 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a static radial load of 138,000 lbf, it handles demanding conditions with ease.

74556-74845 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its standard radial clearance options provide flexibility for various installation needs.

The tapered roller design ensures smooth operation under both radial and thrust loads.
Lubrication is required to maintain optimal performance and longevity.

Application

Industrial Uses of 74556-74845 Bearing
The 74556-74845 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 74556-74845 Bearing Used?
You’ll often find the 74556-74845 Bearing in automotive applications, such as truck wheel hubs and differential systems. Its inch sizing makes it a reliable choice for North American vehicle models.

Built for Heavy-Duty Use: 74556-74845 Bearing
This bearing excels in industrial gearboxes, where its high dynamic radial load capacity keeps operations smooth. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 74556-74845 Bearing
In automotive systems, the 74556-74845 Bearing supports heavy loads in axles and transmissions. For aerospace, its precision and reliability make it suitable for landing gear components.

Perfect Fit for Automation: 74556-74845 Bearing
The 74556-74845 Bearing works well in automated conveyor systems, where its tapered rollers manage both radial and thrust loads. Its steel cage adds stability during high-speed operations.

Q&A

SEND INQUIRY