TS (Single Row Tapered Roller Bearings) (Imperial) 3777-3735

The 3777-3735 is a single-row tapered roller bearing with a 1.8125″ bore and 3.9386″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 27500 lbf radially and 4120 lbf in thrust, suitable for demanding applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing 2.5 lb, it offers a robust yet manageable size. Compliant with RoHS and REACH standards, it’s a reliable option for various industrial needs.

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Description

Features

Application

Q&A

Product Parameters

Part Number 3777-3735
Brand TFL
Interchangeable Timken
Size 1.8125" x 3.9386" x 1.1851"
Bore Dia 1.8125"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.9386"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.193"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9375"
Cup Width Tolerance +0.002" to -0.01
Width 1.1851"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 2.09"
Cone Backface Backing Diameter 2.36"
Cup Frontface Backing Diameter 3.62"
Cup Backface Backing Diameter 3.35"
Cage Cone Frontface Clearance 0.06"
Cage Cone Backface Clearance 0.06"
Effective Center Location -0.32"
System of Measurement Inch
Type Bearing
Cone Part Number 3777
Cup Part Number 3735
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 3700
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 27500 lbf
Static Radial Load 34300 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 7120 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4120 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 2.5 lb

Features

How Does 3777-3735 Bearing Handle Combined Loads?

3777-3735 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 27,500 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 3777-3735 Bearing Suitable for Heavy-Duty Applications?

3777-3735 Bearing features a single-row tapered roller design, ideal for handling combined loads.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its static radial load capacity of 34,300 lbf makes it suitable for heavy-duty machinery.
The open seal type allows for easy lubrication, maintaining optimal performance.

Engineered for Precision: 3777-3735 Bearing

3777-3735 Bearing is precision-crafted with a tapered roller design for accurate load distribution.
The chrome steel components resist wear, ensuring long-lasting performance.
With an ABEC-1 rating, it balances precision and affordability.
The effective center location of -0.32″ enhances stability in various applications.

Application

Industrial Uses of 3777-3735 Bearing
The 3777-3735 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

Where Is 3777-3735 Bearing Used?
You’ll often find the 3777-3735 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for older or custom-built vehicles.

Built for Heavy-Duty Use: 3777-3735 Bearing
This bearing excels in industrial settings such as conveyor systems and gearboxes, thanks to its robust steel cage and high load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 3777-3735 Bearing
In automotive systems, the 3777-3735 Bearing supports heavy loads in axles and transmissions. While not typically used in aerospace, its precision makes it suitable for certain ground support equipment.

Perfect Fit for Automation: 3777-3735 Bearing
The 3777-3735 Bearing works well in automated machinery, providing smooth rotation for robotic arms and assembly lines. Its standard radial clearance ensures consistent performance under varying loads.