TS (Single Row Tapered Roller Bearings) (Imperial) 689-672P

The 689-672P is a single-row tapered roller bearing with a 4.0625″ bore and 6.625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 59500 lbf radially and 12400 lbf in thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 industrial machinery or automotive applications where robust performance is needed.

Weighing 7.2 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 689-672P
Brand TFL
Interchangeable Timken
Size 4.0625" x 6.625" x 1.625"
Bore Dia 4.0625"
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 +0.014" to -0.01"
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 5.28"
Cone Backface Backing Diameter 4.84"
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 689
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 7.2 lb

Features

How Is 689-672P Bearing Engineered for Reliability?

689-672P Bearing is constructed with chrome steel rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 59,500 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes 689-672P Bearing Suitable for High-Temperature Applications?

689-672P Bearing can withstand temperatures up to 110°C, maintaining performance in demanding environments.
The chrome steel construction resists wear, ensuring long-term reliability even under heavy loads.
Its standard radial clearance options provide flexibility for different operational needs.
The open design allows for easy lubrication, enhancing its high-temperature capabilities.

Designed for Durability: 689-672P Bearing

689-672P Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel rollers and rings offer excellent resistance to wear and fatigue.
With a static radial load capacity of 86,700 lbf, it ensures robust performance in tough conditions.
The steel cage design enhances stability, reducing maintenance requirements over time.

Application

Industrial Uses of 689-672P Bearing
689-672P Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 689-672P Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high loads. Its imperial sizing makes it a straightforward replacement for Timken equivalents in North American vehicles.

For industrial conveyor systems, 689-672P Bearing’s open design simplifies lubrication and maintenance, extending service life. The steel cage adds robustness, making it suitable for continuous operation.

Where Is 689-672P Bearing Used?
689-672P Bearing finds its place in mining equipment, where its ability to handle heavy radial and axial loads is crucial. The standard radial clearance allows for smooth operation in variable conditions.

In forestry machinery, 689-672P Bearing supports log splitters and sawmill conveyors, thanks to its high static load capacity. The ABEC-1 rating ensures consistent performance without over-engineering for these applications.

Built for Heavy-Duty Use: 689-672P Bearing
689-672P Bearing excels in oilfield machinery, such as pump jacks and drilling rigs, where reliability is non-negotiable. The tapered rollers distribute loads evenly, reducing wear over time.

For railway applications, 689-672P Bearing’s steel cage and chrome steel components withstand vibrations and shocks. Its temperature range suits both cold and moderately hot environments.

Automotive vs Aerospace: Applications of 689-672P Bearing
In automotive settings, 689-672P Bearing is ideal for heavy-duty axles and transmissions, balancing cost and performance. The dynamic radial load rating ensures longevity under stress.

For aerospace ground support equipment, 689-672P Bearing’s precision and durability meet rigorous standards. While not for in-flight use, it handles ground handling tools effectively.