TS (Single Row Tapered Roller Bearings) (Imperial) 342-333A

The 342-333A is a single-row tapered roller bearing with a 1.625″ bore and 3.1486″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21200 lbf radially and 2570 lbf thrust, making it versatile for various 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, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing just 1 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 342-333A
Brand TFL
Interchangeable Timken
Size 1.625" x 3.1486" x 0.8268"
Bore Dia 1.625"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.1486"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.882"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.8268"
Cup Width Tolerance +0.002" to -0.01
Width 0.8268"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.03"
Cone Frontface Backing Diameter 1.81"
Cone Backface Backing Diameter 2.09"
Cup Frontface Backing Diameter 3.03"
Cup Backface Backing Diameter 2.87"
Cage Cone Frontface Clearance 0.07"
Cage Cone Backface Clearance 0"
Effective Center Location -0.25"
System of Measurement Inch
Type Bearing
Cone Part Number 342
Cup Part Number 333A
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 335
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 21200 lbf
Static Radial Load 18700 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 5490 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2570 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 lb

Features

How Does 342-333A Bearing Handle Combined Loads?

342-333A Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 21,200 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

Why Choose 342-333A Bearing for Precision Tasks?

342-333A Bearing features precise cone and cup dimensions, ensuring accurate alignment in machinery.
The tapered roller design distributes loads evenly, enhancing stability during operation.
Its ABEC-1 rating guarantees consistent performance for standard precision requirements.
The open design allows for easy lubrication, maintaining smooth functionality over time.

Structural Advantages of 342-333A Bearing

342-333A Bearing’s single-row construction simplifies installation while maintaining load capacity.
The chrome steel rollers and rings provide durability, even under heavy combined loads.
Standard radial clearance options (C3/C4/C5) offer flexibility for different applications.
With a weight of just 1 lb, it balances strength and ease of handling.

Engineered for Reliability: 342-333A Bearing

342-333A Bearing’s tapered rollers reduce stress concentrations, improving fatigue life.
The steel cage minimises wear, ensuring consistent performance over extended periods.
Its dynamic thrust rating of 2,570 lbf supports reliable operation in thrust-heavy scenarios.
Compliant with RoHS and REACH standards, it meets modern environmental requirements.

Radial vs Thrust Bearings: The Edge of 342-333A Bearing

342-333A Bearing excels in combined load situations, thanks to its tapered roller design.
It handles dynamic radial loads up to 21,200 lbf while managing thrust loads effectively.
The precise cone and cup interface ensures smooth rotation under varying load conditions.
Available in standard and adjusted clearance options, it adapts to different operational needs.

Application

Industrial Uses of 342-333A Bearing
The 342-333A 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 in tough working conditions.

Where Is 342-333A Bearing Used?
You’ll often find the 342-333A Bearing in automotive applications, particularly in wheel hubs and differential systems. Its precise inch sizing makes it a reliable choice for vintage or custom vehicle builds.

Built for Heavy-Duty Use: 342-333A Bearing
This bearing excels in industrial fans and conveyor systems, thanks to its open design and steel cage. The standard radial clearance allows for smooth operation even under varying temperatures.

Automotive vs Aerospace: Applications of 342-333A Bearing
In automotive settings, the 342-333A Bearing supports axle assemblies, while its aerospace uses are limited due to weight constraints. Its ABEC-1 rating balances performance and cost for general machinery.

Practical Applications of 342-333A Bearing
The 342-333A Bearing is a go-to for pump systems, where its tapered rollers manage radial and thrust loads efficiently. Regular lubrication ensures long service life in these high-use scenarios.