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TS (Single Row Tapered Roller Bearings) (Imperial) HM743345-HM743310

TS (Single Row Tapered Roller Bearings) (Imperial) HM743345-HM743310

The HM743345-HM743310 is a single-row tapered roller bearing with an 8.25″ bore and 13.125″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 206,000 lbf radially and 40,200 lbf thrust, making it robust for heavy-duty use.

Its pin-type cage design ensures smooth operation, while the open seal allows for easy lubrication. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery, construction equipment, or any application requiring high load capacity.

Weighing 48.80 lb, it’s a solid choice for demanding environments. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number HM743345-HM743310
  • Brand TFL
  • Interchangeable Timken
  • Size 8.25" x 13.125" x 2.75"
  • Bore Dia 8.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 13.125"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 2.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.0625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.75"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 10.08"
  • Cone Backface Backing Diameter 9.37"
  • Cup Frontface Backing Diameter 12.51"
  • Cup Backface Backing Diameter 11.93"
  • Cage Cone Frontface Clearance 0.2"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.03"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM743345
  • Cup Part Number HM743310
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM743300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 206000 lbf
  • Static Radial Load 353000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 53400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 40200 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 48.80 lb

Features

How Does HM743345-HM743310 Bearing Handle Combined Loads?

HM743345-HM743310 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 206,000 lbf, making it suitable for heavy-duty applications.
The pin-type 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 environmental conditions.

What Makes HM743345-HM743310 Bearing Durable?

HM743345-HM743310 Bearing features chrome steel construction, enhancing its resistance to wear and fatigue.
The tapered roller design distributes loads evenly, improving stability under combined forces.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
With a static radial load capacity of 353,000 lbf, it ensures long-term reliability in demanding settings.

Engineered for Precision: HM743345-HM743310 Bearing

HM743345-HM743310 Bearing’s single-row tapered roller design provides precise load handling and alignment.
The chrome steel rollers and rings ensure smooth operation even under high stress.
Its effective center location of 0.03″ enhances performance in combined load scenarios.
The open seal type simplifies maintenance while keeping lubrication requirements straightforward.

Why Choose HM743345-HM743310 Bearing for Heavy-Duty Applications?

HM743345-HM743310 Bearing’s robust construction handles dynamic radial loads up to 206,000 lbf with ease.
The pin-type cage maintains roller positioning, reducing wear and improving efficiency.
Its wide temperature range (-30° to 110°C) ensures consistent performance in varying conditions.
With interchangeable compatibility with Timken bearings, it offers flexibility for replacements and upgrades.

Application

Industrial Uses of HM743345-HM743310 Bearing
HM743345-HM743310 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, HM743345-HM743310 Bearing supports large axles and wheel hubs, providing stability under heavy loads. Its inch sizing makes it compatible with many North American industrial and automotive standards.

For agricultural machinery, HM743345-HM743310 Bearing’s robust design withstands the rigours of fieldwork, from tractors to harvesters. The pin-type cage offers reliable performance in high-vibration settings.

Where Is HM743345-HM743310 Bearing Used?
You’ll often find HM743345-HM743310 Bearing in wind turbine gearboxes, where its ability to manage radial and thrust loads is crucial. The open design allows for easy lubrication maintenance.

In railway applications, HM743345-HM743310 Bearing ensures smooth operation in freight car axles. Its standard radial clearance options make it adaptable to various load and speed requirements.

Built for Heavy-Duty Use: HM743345-HM743310 Bearing
HM743345-HM743310 Bearing excels in steel mill equipment, handling extreme loads and temperatures. The ABEC-1 rating provides sufficient precision for most industrial needs.

For oilfield machinery, HM743345-HM743310 Bearing’s high static load capacity makes it a reliable choice. The tapered rollers distribute stress evenly, extending service life.

Light-Duty vs Heavy-Duty: Best Uses for HM743345-HM743310 Bearing
In light-duty applications like industrial fans, HM743345-HM743310 Bearing offers longevity with minimal maintenance. Its standard clearance works well for consistent, moderate loads.

For heavy-duty uses like crushers, HM743345-HM743310 Bearing’s dynamic radial load capacity ensures reliable performance. The chrome steel components resist wear in abrasive conditions.

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