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TS (Single Row Tapered Roller Bearings) (Imperial) 344-332US

TS (Single Row Tapered Roller Bearings) (Imperial) 344-332US

The 344-332US is a single-row tapered roller bearing with a 1.57″ bore and 3.14″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 21200 lbf radially and 2570 lbf thrust-wise, suitable for demanding applications.

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

Interchangeable with Timken models, it’s a practical choice for replacements. Ideal for heavy-duty machinery like gearboxes or axles where combined loads are common.

Weighing just 1lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s safe for various industrial uses.

The standard radial clearance (with options for C3/C4/C5) offers flexibility. Its ABEC-1 rating ensures reliable performance for general applications.

The tapered roller design provides effective load distribution. Perfect for scenarios requiring both radial and thrust load handling, such as automotive or construction equipment.

Simple to maintain and built to last, this bearing balances strength and ease of use. A dependable option for engineers and maintenance teams alike.

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Product Parameters

  • Part Number 344-332US
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5748" x 3.1496" x 0.8267"
  • Bore Dia 1.5748"
  • 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 0.7018"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8267"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.79"
  • Cone Backface Backing Diameter 2.05"
  • Cup Frontface Backing Diameter 2.99"
  • 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 344
  • Cup Part Number 332US
  • 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

Performance Features of 344-332US Bearing

344-332US Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 21,200 lbf, ensuring reliable performance in demanding conditions.

The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

344-332US Bearing requires lubrication, but its robust design minimises maintenance needs.
The standard radial clearance option provides flexibility for different applications.

Application

Industrial Uses of 344-332US Bearing
344-332US Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 344-332US Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its inch sizing makes it a straightforward replacement for Timken equivalents in older vehicles.

For industrial conveyor systems, 344-332US Bearing’s open design simplifies lubrication and maintenance, keeping operations smooth. The steel cage adds extra resilience, making it suitable for high-load scenarios.

What Makes 344-332US Bearing a Preferred Choice?
344-332US Bearing stands out in machinery requiring precise load distribution, such as gearboxes and pumps. Its ABEC-1 rating ensures consistent performance without overcomplicating the design.

The bearing’s standard radial clearance options (C3/C4/C5) make it adaptable to various temperature and load conditions. This flexibility is particularly useful in industries like mining or material handling.

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