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HM746646 Single Cones (Imperial)
HM746646 Single Cones (Imperial)

HM746646 Single Cones (Imperial)

The HM746646 is a single-row tapered roller bearing cone with a 9-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 214,000 lbf and static loads up to 380,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C, making it suitable for harsh environments.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for heavy-duty applications like industrial machinery or large vehicles where combined loads are common.

With standard radial clearance and ABEC-1 rating, it balances performance and affordability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number HM746646
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number HM746646-HM746610
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series HM746600
  • Bore Dia 9"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 2.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 9.76"
  • Cone Backface Backing Diameter 10.16"
  • Cage Cone Frontface Clearance 0.21"
  • Cage Cone Backface Clearance 0.19"
  • Effective Center Location 0.27"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 214000 lbf
  • Static Radial Load 380000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 55400 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 372000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 44900 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 96500 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Is HM746646 Bearing Engineered for Reliability?

HM746646 Bearing features chrome steel rings and a steel cage, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 214,000 lbf, making it suitable for heavy-duty applications.
The tapered roller design provides effective load distribution, enhancing performance and longevity.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

Why Choose HM746646 Bearing for Precision Tasks?

HM746646 Bearing’s single-row construction and precise tolerances ensure accurate performance.
The standard radial clearance option allows for flexibility in different applications.
Its dynamic thrust rating of 44,900 lbf ensures stability under varying load conditions.
The ABEC-1 rating confirms its suitability for precision engineering tasks.

Built for Durability: HM746646 Bearing

HM746646 Bearing’s chrome steel components resist wear, even under high radial and thrust loads.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a static radial load capacity of 380,000 lbf, it handles demanding industrial environments.
Its robust design ensures consistent performance across a wide temperature range.

Steel vs Ceramic Bearings: Strengths of HM746646 Bearing

HM746646 Bearing’s chrome steel construction offers excellent strength and cost-effectiveness.
The material choice ensures reliable performance in heavy-load and high-speed applications.
Its tapered roller design provides superior load distribution compared to ball bearings.
The steel cage enhances durability, making it a practical choice for industrial use.

Performance Features of HM746646 Bearing

HM746646 Bearing combines high dynamic and static load ratings for versatile applications.
The effective center location design improves stability and reduces vibration during operation.
Its standard radial clearance ensures smooth performance in various machinery setups.
The open seal type allows for easy inspection and maintenance when required.

Application

Industrial Uses of HM746646 Bearing
HM746646 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads efficiently. The open seal type allows for easy lubrication, extending service life in demanding conditions.

Where Is HM746646 Bearing Used?
You’ll often find HM746646 Bearing in industrial gearboxes and large conveyor systems, thanks to its high dynamic radial load capacity. Its inch sizing makes it a go-to choice for machinery following imperial measurement standards.

Built for Heavy-Duty Use: HM746646 Bearing
HM746646 Bearing excels in agricultural machinery, like tractors and harvesters, where its chrome steel construction resists wear. The steel cage ensures stability even under fluctuating loads.

Automotive vs Aerospace: Applications of HM746646 Bearing
In automotive applications, HM746646 Bearing supports heavy axles and wheel hubs, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating balances precision and durability for both sectors.

Key Fields for HM746646 Bearing
HM746646 Bearing is ideal for railway applications, such as freight car axles, due to its high static radial load rating. The standard radial clearance option suits most operational needs without adjustments.

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