TS (Single Row Tapered Roller Bearings) (Imperial) 677-672P

The 677-672P is a single-row tapered roller bearing with a 3.375″ bore and 6.625″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 59500 lbf radially and 12400 lbf thrust, suitable for demanding applications.

Its open design allows 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, making it a practical choice for replacements. Ideal for heavy machinery or industrial equipment where combined loads are common.

Weighing 9.1 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards for safe use.

The 677-672P features a standard radial clearance, with options for C3, C4, or C5 available. Its tapered roller design provides effective load distribution, enhancing longevity.

The bearing’s ABEC-1 rating ensures reliable performance for general industrial use. Its straightforward design simplifies installation and maintenance.

Perfect for applications like conveyor systems or agricultural machinery. The chrome steel construction resists wear, even under heavy use.

With a dynamic radial rating of 15400 lbf at 90 million revolutions, this bearing is built for endurance. The effective center location of -0.11″ aids in precise alignment.

The steel cage maintains roller spacing, reducing friction. The open seal type allows for easy access during maintenance.

Suitable for use in gearboxes or axle systems. Its standard cup type ensures compatibility with various setups.

The 677-672P’s cone and cup widths are 1.625″ and 1.1875″ respectively, providing a compact yet strong design. The bearing’s backface radii (0.14″ cone, 0.130″ cup) enhance stability.

Its dynamic thrust rating of 12400 lbf at 90 million revolutions makes it versatile. The chrome steel rollers offer consistent performance under load.

Ideal for construction equipment or mining machinery. The bearing’s weight and dimensions make it easy to handle during installation.

This bearing’s cone and cup backing diameters (4.61″, 4.13″, 6.34″, 5.87″) ensure secure fitting. The cage clearances (0.12″ front, 0.17″ back) allow smooth operation.

Its static radial load capacity of 86700 lbf makes it reliable for heavy-duty use. The tapered rollers reduce stress on the bearing structure.

Great for use in wind turbines or large industrial fans. The inch measurement system simplifies sourcing in imperial-based regions.

The 677-672P’s single-row construction offers simplicity and efficiency. The chrome steel rings and rollers resist corrosion and wear.

Its standard radial clearance ensures smooth rotation, while optional clearances provide flexibility. The bearing’s temperature range suits most industrial environments.

Perfect for applications in paper mills or steel plants. The open seal design allows for regular lubrication, extending service life.

This bearing’s series 675 design ensures compatibility with similar models. The steel cage provides strength without adding excessive weight.

The dynamic radial load capacity of 59500 lbf handles most industrial demands. The tapered rollers distribute loads evenly, reducing wear.

Ideal for use in pumps or compressors. The bearing’s compliance with RoHS and REACH standards ensures environmental safety.

The 677-672P’s cone and cup part numbers (677, 672P) simplify identification. The bearing’s inch dimensions make it easy to match with existing setups.

Its combined load capability makes it versatile for various applications. The open seal type facilitates easy inspection and maintenance.

Suitable for use in marine equipment or railway systems. The bearing’s robust construction ensures long-term reliability.

With a dynamic thrust rating of 12400 lbf, this bearing handles axial loads effectively. The chrome steel materials resist deformation under pressure.

The standard cup type ensures easy integration into existing systems. The bearing’s weight of 9.1 lb makes it manageable for most installations.

Great for use in hydraulic systems or power transmission units. The tapered roller design ensures smooth operation under heavy loads.

The 677-672P’s effective center location of -0.11″ aids in precise alignment. The bearing’s open design allows for straightforward lubrication.

Its static radial load capacity of 86700 lbf ensures stability under heavy loads. The steel cage maintains roller alignment, reducing friction.

Ideal for use in cranes or lifting equipment. The bearing’s temperature range suits both indoor and outdoor applications.

This bearing’s cone width tolerance (+0.003″ to -0.01) ensures a precise fit. The cup width tolerance (+0.002″ to -0.01) further enhances stability.

The dynamic radial rating of 15400 lbf at 90 million revolutions speaks to its durability. The tapered rollers provide smooth rotation under load.

Perfect for use in agricultural tractors or forestry machinery. The bearing’s compliance with industry standards ensures reliability.

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Description

Features

Application

Q&A

Product Parameters

Part Number 677-672P
Brand TFL
Interchangeable Timken
Size 3.375" x 6.625" x 1.625"
Bore Dia 3.375"
Bore Dia Tolerance +0.001" to 0
Outer Dia 6.625"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.625"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.1875"
Cup Width Tolerance +0.002" to -0.01
Width 1.625"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 4.61"
Cone Backface Backing Diameter 4.13"
Cup Frontface Backing Diameter 6.34"
Cup Backface Backing Diameter 5.87"
Cage Cone Frontface Clearance 0.12"
Cage Cone Backface Clearance 0.17"
Effective Center Location -0.11"
System of Measurement Inch
Type Bearing
Cone Part Number 677
Cup Part Number 672P
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 675
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 59500 lbf
Static Radial Load 86700 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 15400 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12400 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 9.1 lb

Features

How Does 677-672P Bearing Handle Combined Loads?

677-672P Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 59,500 lbf, ensuring reliable performance in demanding conditions.
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.

Structural Advantages of 677-672P Bearing

677-672P Bearing features a single-row tapered roller design, optimised for combined load applications.
The precise cone and cup dimensions ensure smooth operation and easy installation.
Chrome steel construction enhances durability, while the open seal type allows for easy lubrication.
Its standard radial clearance provides flexibility for different operational needs.

Why Choose 677-672P Bearing for Heavy-Duty Applications?

677-672P Bearing’s robust design handles static radial loads up to 86,700 lbf, making it ideal for heavy-duty use.
The tapered roller construction distributes loads evenly, reducing stress on individual components.
With an ABEC-1 rating, it balances precision and cost-effectiveness for industrial applications.
Its compliance with RoHS and REACH standards ensures environmental and safety considerations are met.

Application

Industrial Uses of 677-672P Bearing
The 677-672P Bearing is a solid choice for heavy machinery, especially in construction equipment where combined loads are common. Its tapered roller design handles both radial and thrust forces efficiently.

In automotive applications, 677-672P Bearing works well in wheel hubs and differentials, thanks to its chrome steel construction. The imperial sizing makes it a straightforward replacement for Timken equivalents in older vehicles.

For industrial fans and pumps, 677-672P Bearing’s open design simplifies lubrication and maintenance. The standard radial clearance ensures reliable performance in varying temperature conditions.

What Makes 677-672P Bearing a Preferred Choice?
677-672P Bearing’s single-row tapered design is ideal for applications needing precise load distribution, like conveyor systems. Its steel cage adds durability without adding unnecessary weight.

In agricultural machinery, 677-672P Bearing stands up to dusty conditions while maintaining smooth operation. The ABEC-1 rating balances cost and performance for most general-purpose uses.

Built for Heavy-Duty Use: 677-672P Bearing
677-672P Bearing excels in mining equipment, where its dynamic radial load capacity handles intense vibrations. The chrome steel rollers resist wear even in gritty environments.

For gearboxes in industrial settings, 677-672P Bearing’s combined load capability reduces the need for multiple bearing types. Its inch measurements make it compatible with older American machinery designs.

Automotive vs Aerospace: Applications of 677-672P Bearing
In automotive drivetrains, 677-672P Bearing provides reliable performance for rear axles and transmissions. Its static radial load capacity ensures longevity under constant stress.

While not typically used in aerospace, 677-672P Bearing suits ground support equipment like tow tractors. The temperature range covers most operational conditions without specialised materials.

Where Is 677-672P Bearing Used?
677-672P Bearing frequently appears in railway maintenance equipment due to its robustness. The tapered rollers manage uneven loads from track alignment tools effectively.

In printing presses, 677-672P Bearing’s standard radial clearance accommodates slight misalignments. The steel cage prevents roller skew during high-speed paper feeding operations.