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The 3778-3720-B is a single-row tapered roller bearing with a flange, measuring 1.875″ x 3.6718″ x 1.193″. Made from durable chrome steel, it handles combined loads up to 27500 lbf radially and 4120 lbf thrust.
Its flanged cup design keeps it securely in place, while the open seal allows for easy lubrication. The bearing operates smoothly in temperatures from -30°C to 110°C.
Interchangeable with Timken models, it’s a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial gearboxes where stability is key.
Weighing 2 lb, it’s robust yet manageable. Compliant with RoHS and REACH standards, ensuring safe and reliable performance.
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Performance Features of 3778-3720-B Bearing
3778-3720-B Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, making it suitable for heavy-duty applications.
The tapered roller design ensures smooth operation and efficient load distribution.
With a flanged cup, it provides secure mounting and alignment in various setups.
3778-3720-B Bearing operates effectively within a temperature range of -30° to 110°C.
Its standard radial clearance allows for flexibility in different operating conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.
Lubrication is required to ensure optimal performance and longevity.
3778-3720-B Bearing is interchangeable with Timken models, offering versatility.
Its ABEC-1 rating ensures reliable precision for industrial applications.
Industrial Uses of 3778-3720-B Bearing
The 3778-3720-B Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its flanged cup adds stability, making it ideal for applications with misalignment risks.
Where Is 3778-3720-B Bearing Used?
You’ll often find 3778-3720-B Bearing in automotive drivetrains, particularly in wheel hubs and differentials, thanks to its robust chrome steel construction. The inch sizing ensures compatibility with many North American vehicle models.
Built for Heavy-Duty Use: 3778-3720-B Bearing
In industrial conveyor systems, 3778-3720-B Bearing’s open design allows for easy lubrication, extending its service life in dusty environments. The steel cage provides durability under high radial and thrust loads.
Automotive vs Aerospace: Applications of 3778-3720-B Bearing
While 3778-3720-B Bearing excels in automotive axles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures reliable performance in both high-speed and high-load scenarios.
Perfect Fit for Automation: 3778-3720-B Bearing
In robotic arms, 3778-3720-B Bearing’s tapered rollers ensure smooth movement under varying loads. The flange design helps maintain alignment, reducing wear in repetitive motion applications.
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