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TS (Single Row Tapered Roller Bearings) (Imperial) 44157X-44348

TS (Single Row Tapered Roller Bearings) (Imperial) 44157X-44348

The 44157X-44348 is a single-row tapered roller bearing with a 1.57″ bore and 3.48″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 22400 lbf radially and 7770 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 1.5lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 44157X-44348
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5748" x 3.4843" x 0.975"
  • Bore Dia 1.5748"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.4843"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.908"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.975"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 2"
  • Cone Backface Backing Diameter 2.2"
  • Cup Frontface Backing Diameter 3.34"
  • Cup Backface Backing Diameter 2.95"
  • Cage Cone Frontface Clearance 0.15"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location 0.12"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 44157X
  • Cup Part Number 44348
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 44000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 22400 lbf
  • Static Radial Load 19900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5810 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7770 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 1.500 lb

Features

Performance Features of 44157X-44348 Bearing

44157X-44348 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 22,400 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing wear and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Does 44157X-44348 Bearing Reduce Friction?

44157X-44348 Bearing features a tapered roller design, minimising friction during operation.
The chrome steel construction ensures smooth movement, even under heavy radial or thrust loads.
Its effective centre location of 0.12″ enhances stability and reduces uneven wear.
Regular lubrication further maintains its efficiency and longevity.

Built for Reliability: 44157X-44348 Bearing

44157X-44348 Bearing’s single-row construction provides consistent performance in combined load applications.
The standard radial clearance options (C3/C4/C5) allow for flexibility in different operational conditions.
With a static radial load capacity of 19,900 lbf, it handles demanding tasks with ease.
Its ABEC-1 rating ensures dependable precision for various industrial uses.

Steel vs Ceramic Bearings: Strengths of 44157X-44348 Bearing

44157X-44348 Bearing uses chrome steel for both rollers and rings, balancing durability and cost-effectiveness.
The steel cage design ensures robust performance, even in high-load scenarios.
Unlike ceramic options, it provides reliable operation without requiring specialised maintenance.
Its compatibility with Timken models makes it a practical choice for replacements.

Why Choose 44157X-44348 Bearing for Precision Tasks?

44157X-44348 Bearing’s tapered roller design ensures accurate load distribution for precision applications.
The cone and cup widths are tightly toleranced, enhancing alignment and reducing operational noise.
With a dynamic thrust rating of 7,770 lbf, it handles axial loads efficiently.
Its inch-sized dimensions make it suitable for imperial system machinery.

Application

Industrial Uses of 44157X-44348 Bearing
44157X-44348 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 44157X-44348 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a preferred choice for North American vehicle models.

For industrial fans and pumps, 44157X-44348 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear over time.

Where Is 44157X-44348 Bearing Used?
44157X-44348 Bearing is often found in agricultural machinery, supporting components like gearboxes and PTO shafts. Its robust design handles the high loads typical in farming equipment.

In material handling systems, 44157X-44348 Bearing ensures smooth operation of conveyor belts and lifting mechanisms. The standard radial clearance offers flexibility for different installation requirements.

Built for Heavy-Duty Use: 44157X-44348 Bearing
44157X-44348 Bearing excels in mining equipment, where its tapered rollers manage extreme loads and harsh conditions. The ABEC-1 rating ensures consistent performance without over-engineering.

For railway applications, 44157X-44348 Bearing provides reliable support in axle boxes, handling both radial and thrust forces. Its temperature range suits various climatic conditions.

Automotive vs Aerospace: Applications of 44157X-44348 Bearing
In automotive systems, 44157X-44348 Bearing is ideal for drivetrain components, offering a balance of strength and precision. The inch measurements align with standard US manufacturing specs.

For aerospace ground equipment, 44157X-44348 Bearing supports maintenance tools and loading systems. Its compliance with RoHS and REACH standards ensures environmental safety.

Q&A

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