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The 390 single cones are tapered roller bearings with a 2.25″ bore, designed for combined loads. Made from durable chrome steel, they handle dynamic radial loads up to 22200 lbf and static loads up to 28100 lbf.
Their open design allows easy maintenance, while the steel cage ensures reliable performance. The bearings operate smoothly in temperatures from -30°C to 110°C.
These cones are compatible with Timken models, making them a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.
With standard radial clearance and ABEC-1 rating, they offer a balance of precision and durability. Compliant with RoHS and REACH standards for safe use.
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How Does 390 Bearing Handle Combined Loads?
390 Bearing is designed with chrome steel rings and a steel cage, providing strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 22,200 lbf, ensuring reliable performance in demanding applications.
The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.
What Ensures Smooth Operation in 390 Bearing?
390 Bearing’s tapered roller design reduces friction, enabling smooth and efficient operation.
The steel cage keeps the rollers aligned, minimising wear and extending service life.
Its dynamic thrust rating of 3,970 lbf ensures reliable performance under heavy loads.
With standard radial clearance options, it offers flexibility for different applications.
Built for Durability: 390 Bearing
390 Bearing’s chrome steel construction provides excellent resistance to wear and tear.
Its dynamic radial rating of 38,700 lbf for two-row configurations ensures long-lasting performance.
The open seal design allows for easy maintenance and inspection.
With an ABEC-1 rating, it balances precision and durability for industrial use.
Steel vs Ceramic Bearings: Strengths of 390 Bearing
390 Bearing’s chrome steel rings and rollers offer a cost-effective yet durable solution.
The steel cage provides reliable performance without the brittleness of ceramic alternatives.
Its static radial load capacity of 28,100 lbf ensures stability under heavy loads.
With compliance to RoHS and REACH standards, it meets environmental and safety requirements.
Why Choose 390 Bearing for Precision Tasks?
390 Bearing’s tapered roller design ensures precise load distribution and smooth operation.
The effective center location of -0.03″ enhances alignment and reduces vibration.
Its dynamic radial rating of 5,760 lbf for 90 million revolutions ensures long-term reliability.
With a cone width tolerance of +0.003″ to -0.01″, it offers consistent performance in precision applications.
Industrial Uses of 390 Bearing
390 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in rugged environments.
In automotive applications, 390 Bearing supports wheel hubs and drivetrain components, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.
For industrial conveyor systems, 390 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability during continuous operation.
Where Is 390 Bearing Used?
You’ll find 390 Bearing in agricultural machinery, particularly in gearboxes and PTO shafts, where its tapered rollers manage radial and thrust loads. The standard radial clearance suits most farming equipment needs.
390 Bearing also works well in mining applications, such as crushers and screens, thanks to its robust construction. The ABEC-1 rating ensures consistent performance in demanding conditions.
Built for Heavy-Duty Use: 390 Bearing
390 Bearing excels in forestry equipment like log skidders, where its dynamic radial load capacity handles rough terrain. The steel cage prevents roller misalignment during heavy use.
In material handling systems, 390 Bearing’s effective center location improves load distribution. Its temperature range suits both indoor and outdoor applications.
Automotive vs Aerospace: Applications of 390 Bearing
In automotive settings, 390 Bearing is ideal for trailer axles, offering reliable performance under constant stress. The inch measurements simplify replacements in older vehicles.
For aerospace ground support equipment, 390 Bearing’s static radial load capacity ensures stability during heavy lifting operations. The chrome steel rings resist corrosion in various weather conditions.
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