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TS (Single Row Tapered Roller Bearings) (Imperial) HM803145-HM803112

TS (Single Row Tapered Roller Bearings) (Imperial) HM803145-HM803112

The HM803145-HM803112 is a single-row tapered roller bearing with a 1.625″ bore and 3.625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 25600 lbf radially and 6200 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. 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 machinery like gearboxes or axles where combined loads are common.

Weighing 2.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

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Product Parameters

  • Part Number HM803145-HM803112
  • Brand TFL
  • Interchangeable Timken
  • Size 1.625" x 3.625" x 1.1875"
  • Bore Dia 1.625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1563"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.09"
  • Cone Backface Backing Diameter 2.13"
  • Cup Frontface Backing Diameter 3.40"
  • Cup Backface Backing Diameter 2.99"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.17"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM803145
  • Cup Part Number HM803112
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM803100
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25600 lbf
  • Static Radial Load 32400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6630 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6200 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 2.2 lb

Features

Performance Features of HM803145-HM803112 Bearing

HM803145-HM803112 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25,600 lbf, ensuring reliable performance in tough conditions.
The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is HM803145-HM803112 Bearing Engineered for Reliability?

HM803145-HM803112 Bearing features precise cone and cup dimensions, ensuring smooth operation under heavy loads.
The tapered roller design distributes stress evenly, enhancing durability and reducing wear.
Its standard radial clearance options provide flexibility for different applications.
The bearing requires lubrication, but its robust construction minimises maintenance needs.

Built for Durability: HM803145-HM803112 Bearing

HM803145-HM803112 Bearing’s chrome steel construction resists wear, even in demanding industrial settings.
Its static radial load capacity of 32,400 lbf makes it suitable for heavy-duty applications.
The open design allows for easy lubrication, ensuring consistent performance.
With an ABEC-1 rating, it balances precision and affordability.

Application

Industrial Uses of HM803145-HM803112 Bearing
HM803145-HM803112 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, HM803145-HM803112 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for Timken bearings in many vehicles.

For industrial conveyor systems, HM803145-HM803112 Bearing’s open design simplifies lubrication and maintenance. The standard radial clearance offers flexibility for different operational conditions.

Where Is HM803145-HM803112 Bearing Used?
You’ll often find HM803145-HM803112 Bearing in agricultural machinery, where its robust design withstands dirt and debris. The steel cage adds extra resilience in these rough conditions.

It’s also a go-to choice for mining equipment, thanks to its high dynamic radial load capacity. The tapered rollers distribute stress evenly, extending service life.

Built for Heavy-Duty Use: HM803145-HM803112 Bearing
HM803145-HM803112 Bearing excels in forestry equipment, where shocks and vibrations are common. Its ABEC-1 rating ensures consistent performance without over-engineering.

The bearing’s temperature range makes it suitable for outdoor applications, from freezing winters to hot summers. Lubrication is straightforward, reducing downtime.

Automotive vs Aerospace: Applications of HM803145-HM803112 Bearing
In automotive settings, HM803145-HM803112 Bearing handles wheel loads and drivetrain stresses reliably. Its imperial dimensions match many North American vehicle standards.

While not typically used in aerospace, this bearing’s precision makes it suitable for ground support equipment. The chrome steel components resist wear in high-use scenarios.

Q&A

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