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TS (Single Row Tapered Roller Bearings) (Imperial) 39250-39433

TS (Single Row Tapered Roller Bearings) (Imperial) 39250-39433

The 39250-39433 is a single-row tapered roller bearing with a 2.5″ bore and 4.333″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 25800 lbf radially and 4440 lbf in 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 1.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 39250-39433
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 4.333" x 0.8661"
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.333"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8661"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6786"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8661"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.080"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 2.72"
  • Cone Backface Backing Diameter 2.87"
  • Cup Frontface Backing Diameter 4.09"
  • Cup Backface Backing Diameter 3.86"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.06"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 39250
  • Cup Part Number 39433
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 39000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25800 lbf
  • Static Radial Load 27000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6680 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4440 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 1.8 lb

Features

Performance Features of 39250-39433 Bearing

39250-39433 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25,800 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 39250-39433 Bearing Resist Wear?

39250-39433 Bearing’s chrome steel construction provides excellent wear resistance, even under high stress.
The tapered roller design distributes loads evenly, extending the bearing’s service life.
Its standard radial clearance allows for smooth operation in diverse applications.
Regular lubrication ensures consistent performance and reduces friction.

Engineered for Precision: 39250-39433 Bearing

39250-39433 Bearing features precise dimensions, with a bore diameter of 2.5″ and outer diameter of 4.333″.
The single-row tapered roller design ensures accurate load handling and efficient operation.
Its ABEC-1 rating guarantees reliable performance for standard precision requirements.
The bearing’s effective center location of -0.06″ enhances stability in mounted applications.

Steel vs Ceramic Bearings: Strengths of 39250-39433 Bearing

39250-39433 Bearing uses chrome steel for both rings and rollers, providing robust strength and durability.
This material choice ensures cost-effective performance without compromising on reliability.
The bearing’s dynamic thrust rating of 4,440 lbf makes it versatile for various load conditions.
Its standard radial clearance options allow for flexibility in different operational environments.

Application

Industrial Uses of 39250-39433 Bearing
This tapered roller bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its combined load handling shines. The chrome steel construction ensures durability even in demanding environments.

Where Is 39250-39433 Bearing Used?
You’ll often spot 39250-39433 Bearing in truck wheel hubs, where its tapered design manages both radial and thrust loads efficiently. Its imperial sizing makes it a go-to for North American automotive applications.

Built for Heavy-Duty Use: 39250-39433 Bearing
Ideal for mining conveyors, 39250-39433 Bearing handles high radial loads with ease thanks to its robust steel cage. The open design simplifies lubrication, extending service life in gritty conditions.

Automotive vs Aerospace: Applications of 39250-39433 Bearing
In trucks, 39250-39433 Bearing supports axles and transmissions, while its precision keeps industrial fans running smoothly. The ABEC-1 rating strikes a balance between performance and cost for general machinery.

Key Fields for 39250-39433 Bearing
Farm equipment benefits from 39250-39433 Bearing’s resistance to shock loads in tractors and harvesters. The standard radial clearance accommodates typical thermal expansion in outdoor operations.

Q&A

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