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H249148 Single Cones (Imperial)
H249148 Single Cones (Imperial)

H249148 Single Cones (Imperial)

The H249148 is a single-row tapered roller bearing cone with a 9.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 420,000 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy maintenance, while the steel cage ensures reliable performance under heavy loads. The cone width of 3.9375 inches provides a stable fit in various applications.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery and heavy equipment where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and durability. The standard radial clearance ensures versatility for different operational needs.

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Product Parameters

  • Part Number H249148
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series H249100
  • Bore Dia 9.5"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 3.9375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 10.35"
  • Cone Backface Backing Diameter 10.75"
  • Cage Cone Frontface Clearance 0.25"
  • Cage Cone Backface Clearance 0.4"
  • Effective Center Location -0.85"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 420000 lbf
  • Static Radial Load 601000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 109000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 732000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 62000 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 190000 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 H249148 Bearing Engineered for Reliability?

H249148 Bearing is constructed with chrome steel rings, providing excellent resistance to heavy combined loads.
Its dynamic radial load capacity reaches 420,000 lbf, making it suitable for demanding industrial applications.
The steel 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 H249148 Bearing Suitable for High-Temperature Applications?

H249148 Bearing withstands temperatures up to 110°C, maintaining performance in challenging environments.
The chrome steel construction ensures durability and resistance to thermal expansion.
Its open design allows for efficient heat dissipation, preventing overheating during prolonged use.
The standard radial clearance options provide flexibility for different operational needs.

Built for Durability: H249148 Bearing

H249148 Bearing features a robust single-row tapered roller design, ideal for combined load applications.
The chrome steel rings and steel cage enhance strength and reduce wear over time.
With a static radial load capacity of 601,000 lbf, it handles extreme conditions with ease.
Its precise bore diameter tolerance ensures a secure fit and smooth operation.

Steel vs Ceramic Bearings: Strengths of H249148 Bearing

H249148 Bearing uses high-quality chrome steel for superior strength and load-bearing capacity.
The steel cage provides reliable roller guidance, ensuring consistent performance under stress.
Its dynamic thrust rating of 62,000 lbf at 90 million revolutions highlights its endurance.
The ABEC-1 rating guarantees a balance of precision and durability for industrial use.

Why Choose H249148 Bearing for Precision Tasks?

H249148 Bearing offers precise bore diameter tolerances, ensuring accurate alignment in machinery.
The tapered roller design distributes loads evenly, enhancing stability and reducing vibration.
With a dynamic radial rating of 109,000 lbf at 90 million revolutions, it delivers long-lasting performance.
Its standard radial clearance options allow for customization based on specific application requirements.

Application

Common Applications of H249148 Bearing
H249148 Bearing is widely used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.

In automotive applications, H249148 Bearing supports large axles and wheel hubs, providing stability under heavy radial and thrust loads. Its inch sizing makes it compatible with many North American industrial and transport vehicles.

For industrial gearboxes, H249148 Bearing’s chrome steel construction offers reliable performance in high-torque environments. The steel cage adds durability, making it suitable for continuous operation in manufacturing plants.

Where Is H249148 Bearing Used?
H249148 Bearing is commonly found in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough terrain. The standard radial clearance ensures smooth operation even with varying loads.

In railway applications, H249148 Bearing supports freight car axles, handling both radial and thrust forces efficiently. Its temperature range makes it suitable for diverse climates, from freezing winters to hot summers.

Built for Heavy-Duty Use: H249148 Bearing
H249148 Bearing excels in oilfield equipment, like drilling rigs, where its high dynamic load capacity is essential. The tapered rollers distribute stress evenly, reducing wear over time.

In marine applications, H249148 Bearing is used in propeller shafts, offering corrosion resistance and reliability. Its ABEC-1 rating ensures consistent performance in precision-driven systems.

Automotive vs Aerospace: Applications of H249148 Bearing
In automotive settings, H249148 Bearing is ideal for heavy trucks and buses, handling large loads with ease. The inch measurements simplify replacements in older vehicle models.

For aerospace ground equipment, H249148 Bearing supports landing gear testing rigs, where precision and durability are critical. Its steel cage and chrome steel rings provide the necessary strength for rigorous use.

Q&A

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