TS (Single Row Tapered Roller Bearings) (Imperial) KLL639249-KLL639210

The KLL639249-KLL639210 is a single-row tapered roller bearing with a 7.75″ bore and 9.5″ outer diameter, made from sturdy chrome steel. It handles combined loads well, with a dynamic radial load capacity of 38,800 lbf and a static radial load of 76,300 lbf.

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, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Weighing 4.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice.

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Description

Features

Application

Q&A

Product Parameters

Part Number KLL639249-KLL639210
Brand TFL
Interchangeable Timken
Size 7.75" x 9.5" x 0.9375"
Bore Dia 7.75"
Bore Dia Tolerance +0.001" to 0
Outer Dia 9.5"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.9062"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.6875"
Cup Width Tolerance +0.002" to -0.01
Width 0.9375"
Width Tolerance +0.014" to -0.01"
Cone Backface ToClear Radius 0.06"
Cup Backface ToClear Radius 0.06"
Cone Frontface Backing Diameter 8.98"
Cone Backface Backing Diameter 8.07"
Cup Frontface Backing Diameter 9.31"
Cup Backface Backing Diameter 9.13"
Cage Cone Frontface Clearance 0.14"
Cage Cone Backface Clearance 0.04"
Effective Center Location 0.69"
System of Measurement Inch
Type Bearing
Cone Part Number KLL639249
Cup Part Number KLL639210
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series LL639200
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 38800 lbf
Static Radial Load 76300 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 10100 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7190 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 4.6 lb

Features

Performance Features of KLL639249-KLL639210 Bearing

KLL639249-KLL639210 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 38,800 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and extending service life.
With a standard radial clearance, it provides reliable performance in various operating conditions.

KLL639249-KLL639210 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design handles both radial and thrust loads, ensuring versatility in industrial use.

The bearing requires regular lubrication to maintain optimal performance.
Its ABEC-1 rating ensures consistent precision for general applications.

Application

Industrial Uses of KLL639249-KLL639210 Bearing
KLL639249-KLL639210 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 in tough working conditions.

Where Is KLL639249-KLL639210 Bearing Used?
You’ll often find KLL639249-KLL639210 Bearing in agricultural machinery, supporting gearboxes and axles that require reliable performance. Its inch sizing makes it a good fit for North American industrial applications.

Built for Heavy-Duty Use: KLL639249-KLL639210 Bearing
KLL639249-KLL639210 Bearing excels in conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of KLL639249-KLL639210 Bearing
In automotive settings, KLL639249-KLL639210 Bearing supports wheel hubs and drivetrains, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating ensures consistent performance across both fields.

Perfect Fit for Automation: KLL639249-KLL639210 Bearing
KLL639249-KLL639210 Bearing works well in robotic arms and automated assembly lines, where precision and load capacity are key. The standard radial clearance offers flexibility for various industrial needs.