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74556 Single Cones (Imperial)
74556 Single Cones (Imperial)

74556 Single Cones (Imperial)

The 74556 single cone is a tapered roller bearing with a 5.51″ bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 79,500 lbf and static loads up to 138,000 lbf.

Its open design and steel cage ensure reliable performance, even in temperatures from -30°C to 110°C. The bearing is part of the 74000 series and is interchangeable with Timken models.

With standard radial clearance and ABEC-1 rating, it’s a practical choice for heavy-duty applications. Ideal for industrial machinery or automotive systems where robust load handling is needed.

Compliant with RoHS and REACH standards, it offers a balance of strength and ease of maintenance. The cone width of 1.875″ provides a stable fit for demanding environments.

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Product Parameters

  • Part Number 74556
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 74556-74845
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 74000
  • Bore Dia 5.5108"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 5.98"
  • Cone Backface Backing Diameter 6.22"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.09"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 79500 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 20600 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 138000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 17200 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 35900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 74556 Single Cones

74556 Single Cones are crafted from chrome steel, offering robust resistance to combined loads.
Their dynamic radial load capacity reaches 79,500 lbf, ensuring reliable performance in tough conditions.

The steel cage maintains roller alignment, reducing wear and enhancing longevity.
With a standard radial clearance, they adapt well to various industrial applications.

74556 Single Cones operate efficiently within a temperature range of -30° to 110°C.
Their ABEC-1 rating ensures consistent precision for general-purpose use.

The tapered roller design provides smooth operation under both radial and thrust loads.
This makes them a versatile choice for machinery requiring durable bearing solutions.

Application

Industrial Uses of 74556 Single Cones
74556 Single Cones are commonly used in heavy machinery like construction equipment, where their tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 74556 Single Cones support wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Their inch sizing makes them compatible with many North American vehicle models.

For industrial conveyor systems, 74556 Single Cones offer smooth operation and long service life, even in high-load scenarios. The open seal design allows for easy lubrication and maintenance.

Where Is 74556 Single Cones Used?
You’ll often find 74556 Single Cones in agricultural machinery, where their robust design withstands rough terrain and heavy loads. The steel cage adds extra strength for prolonged use.

In mining equipment, 74556 Single Cones excel due to their ability to handle extreme radial and thrust forces. Their standard radial clearance ensures consistent performance in harsh conditions.

Built for Heavy-Duty Use: 74556 Single Cones
74556 Single Cones are ideal for railway applications, where their tapered roller design manages both radial and axial stresses efficiently. The ABEC-1 rating ensures reliable precision.

In forestry machinery, 74556 Single Cones provide dependable performance under uneven loads. Their temperature range suits both cold and moderately hot environments.

Automotive vs Aerospace: Applications of 74556 Single Cones
In automotive systems, 74556 Single Cones are trusted for drivetrain components, offering a balance of strength and longevity. Their inch measurements align with many standard designs.

For aerospace ground support equipment, 74556 Single Cones deliver precision and durability. The chrome steel rings resist wear, even with frequent use.

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