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TS (Single Row Tapered Roller Bearings) (Imperial) 338-333

TS (Single Row Tapered Roller Bearings) (Imperial) 338-333

The 338-333 is a single-row tapered roller bearing with a 1-inch bore and 3.1496-inch outer diameter, crafted from durable chrome steel. It handles combined loads up to 17900 lbf radially and 2170 lbf thrust, making it versatile for various applications.

Its open design and steel cage ensure easy maintenance and long service life, even in temperatures from -30°C to 110°C. The bearing is compatible with Timken models, offering a reliable replacement option.

With standard radial clearance and ABEC-1 rating, it suits moderate precision needs. Ideal for industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 1.4 lb, it balances strength and manageability. Compliant with RoHS and REACH standards for safe use in most environments.

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Product Parameters

  • Part Number 338-333
  • Brand TFL
  • Interchangeable Timken
  • Size 1" x 3.1496" x 0.8268"
  • Bore Dia 1"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.1496"
  • 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 0.03"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.36"
  • Cone Backface Backing Diameter 1.4"
  • Cup Frontface Backing Diameter 3.03"
  • Cup Backface Backing Diameter 2.83"
  • 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 338
  • Cup Part Number 333
  • 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 17900 lbf
  • Static Radial Load 18700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4640 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2170 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 1.400 lb

Features

Engineered for Precision: 338-333 Bearing

338-333 Bearing features a single row tapered roller design, ideal for handling combined radial and thrust loads.
Its chrome steel construction ensures durability and resistance to wear in demanding applications.
The standard radial clearance allows for smooth operation, suitable for various industrial uses.

How Does 338-333 Bearing Resist Wear?

338-333 Bearing’s chrome steel rollers and rings provide excellent resistance to wear and fatigue.
With a dynamic radial load capacity of 17900 lbf, it performs reliably under heavy loads.
The steel cage maintains proper roller alignment, enhancing longevity and reducing maintenance needs.

Structural Advantages of 338-333 Bearing

338-333 Bearing’s tapered roller design distributes loads evenly, improving performance and lifespan.
Its precise dimensions and tolerances ensure consistent operation in diverse conditions.
The open seal type allows for easy lubrication, maintaining optimal performance over time.

Why Choose 338-333 Bearing for Combined Loads?

338-333 Bearing is designed to handle both radial and thrust loads efficiently.
Its robust chrome steel construction withstands high stress, ensuring reliable operation.
The bearing’s effective center location enhances stability, making it suitable for various applications.

Performance Features of 338-333 Bearing

338-333 Bearing operates within a temperature range of -30° to 110°C, adapting to different environments.
Its ABEC-1 rating ensures consistent precision and performance in industrial settings.
The bearing’s standard radial clearance options provide flexibility for specific application needs.

Application

Industrial Uses of 338-333 Bearing
The 338-333 Bearing is commonly used in heavy machinery, such as 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 338-333 Bearing Used?
You’ll often find 338-333 Bearing in automotive applications like wheel hubs and differential systems, thanks to its ability to manage both radial and thrust loads. The inch sizing makes it a good fit for many North American vehicle models.

Built for Heavy-Duty Use: 338-333 Bearing
In industrial settings, 338-333 Bearing supports conveyor systems and gearboxes, where its open design allows for easy lubrication. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 338-333 Bearing
While 338-333 Bearing is popular in automotive systems like axles, it’s also found in aerospace ground support equipment due to its robust load capacity. The standard radial clearance ensures smooth performance across different temperatures.

Key Fields for 338-333 Bearing
For mining and oilfield machinery, 338-333 Bearing’s tapered rollers provide stability under heavy loads. Its ABEC-1 rating balances precision and cost-effectiveness for industrial applications.

Q&A

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