+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 25577-25547RB

TS (Single Row Tapered Roller Bearings) (Imperial) 25577-25547RB

The 25577-25547RB is a single-row tapered roller bearing with a 1.688″ bore and 3.9368″ outer diameter, crafted from sturdy chrome steel. It handles combined loads, supporting up to 20300 lbf radially and 3020 lbf in thrust.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like axles or gearboxes where combined loads are common.

Weighing 2.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

The bearing features a standard radial clearance, with options for C3, C4, or C5 available. Its tapered roller design ensures even load distribution, reducing wear over time.

With an ABEC-1 rating, it offers reliable precision for general industrial use. The effective center location of -0.25″ helps with alignment in specific setups.

Maintenance is straightforward thanks to its open seal type, allowing for regular greasing. Suitable for machinery requiring consistent performance under varying loads.

The chrome steel rollers and rings provide excellent resistance to wear, extending the bearing’s lifespan in demanding conditions.

Its cone and cup widths are 1″ and 0.8125″ respectively, with tight tolerances for precise fitting. The backing diameters ensure stability under heavy radial and thrust loads.

The cage clearances of 0.06″ and 0.01″ help maintain smooth operation, reducing friction. The bearing’s design makes it easy to install and replace in compatible systems.

Perfect for applications in construction equipment or automotive systems where durability and load capacity are key. The standard radial clearance suits most general-purpose needs.

Compliant with international safety standards, it’s a dependable choice for engineers and maintenance teams alike.

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

Product Parameters

  • Part Number 25577-25547RB
  • Brand TFL
  • Interchangeable Timken
  • Size 1.688" x 3.9368" x 1.0001"
  • Bore Dia 1.688"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.9368"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0001"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.02"
  • Cone Frontface Backing Diameter 1.93"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.85"
  • Cup Backface Backing Diameter 3.19"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.25"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 25577
  • Cup Part Number 25547RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 25500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20300 lbf
  • Static Radial Load 24900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5270 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3020 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 2.3 lb

Features

Performance Features of 25577-25547RB Bearing

25577-25547RB Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,300 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

25577-25547RB Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance options provide flexibility for different application needs.

Application

Industrial Uses of 25577-25547RB Bearing
The 25577-25547RB Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effortlessly. Its chrome steel construction ensures durability even in tough working conditions.

Where Is 25577-25547RB Bearing Used?
You’ll often find 25577-25547RB Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a go-to choice for American-made vehicles and industrial equipment.

Built for Heavy-Duty Use: 25577-25547RB Bearing
25577-25547RB Bearing excels in conveyor systems and mining machinery, thanks to its robust steel cage and high load capacity. The open design allows for easy lubrication, extending its service life in demanding environments.

Automotive vs Aerospace: Applications of 25577-25547RB Bearing
In automotive settings, 25577-25547RB Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems where reliability is key. Its ABEC-1 rating ensures consistent performance across both fields.

Perfect Fit for Automation: 25577-25547RB Bearing
25577-25547RB Bearing is ideal for robotic arms and automated assembly lines, where precision and load handling matter. The tapered rollers reduce friction, ensuring smooth operation in high-cycle applications.

Q&A

SEND INQUIRY