TS (Single Row Tapered Roller Bearings) (Imperial) 385A-383X

The 385A-383X is a single-row tapered roller bearing with a 2″ bore and 3.937″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 24200 lbf radially and 3810 lbf thrust, suitable for demanding applications.

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.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy machinery or automotive uses where combined loads are common.

Weighing 1.900 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards, it’s a reliable option for various industrial needs.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number 385A-383X
Brand TFL
Interchangeable Timken
Size 2" x 3.937" x 1"
Bore Dia 2"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.937"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.864"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.875"
Cup Width Tolerance +0.002" to -0.01
Width 1"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.09"
Cup Backface ToClear Radius 0.050"
Cone Frontface Backing Diameter 2.36"
Cone Backface Backing Diameter 2.4"
Cup Frontface Backing Diameter 3.68"
Cup Backface Backing Diameter 3.50"
Cage Cone Frontface Clearance 0.11"
Cage Cone Backface Clearance 0.03"
Effective Center Location -0.12"
System of Measurement Inch
Type Bearing
Cone Part Number 385A
Cup Part Number 383X
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 385
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 24200 lbf
Static Radial Load 24100 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 6280 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3810 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 1.900 lb

Features

Performance Features of 385A-383X Bearing

385A-383X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 24,200 lbf, ensuring reliable performance in demanding conditions.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a standard radial clearance, it provides consistent operation across various applications.

385A-383X Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design handles both radial and thrust loads effectively.

The open seal type allows for easy lubrication, ensuring smooth performance.
Weighing just 1.900 lb, it balances durability with manageable size for installation.

Application

Industrial Uses of 385A-383X Bearing
385A-383X Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 385A-383X Bearing Used?
You’ll often find 385A-383X Bearing in automotive applications like wheel hubs and differentials, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 385A-383X Bearing
In industrial settings, 385A-383X Bearing supports conveyor systems and gearboxes, where its open design simplifies maintenance. The steel cage adds strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 385A-383X Bearing
While 385A-383X Bearing excels in automotive drivetrains, it’s also suitable for aerospace ground support equipment. Its standard radial clearance offers flexibility for various load conditions.

Key Fields for 385A-383X Bearing
385A-383X Bearing is ideal for mining machinery, where its robust design withstands high loads and harsh conditions. The ABEC-1 rating ensures consistent performance without over-engineering.