51424 M

51300 & 51400 Series Heavy Duty Thrust Ball Bearings

51424 M 51300 & 51400 Series Heavy Duty Thrust Ball Bearings
51424 M 51300 & 51400 Series Heavy Duty Thrust Ball Bearings

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Part No.
Part No. 51424 M

Basic Information

Bearing type Ball
System of measurement Metric
Weight 25.5 kg
Seal type Open
For load direction Thrust

Main Dimensions

Bore diameter 120 mm
Bore diameter tolerance -0.02mm to 0
Outside diameter 250 mm
Outside diameter tolerance -0.03mm to 0
Width 102 mm
Width tolerance +0.025mm to -0.3mm
Chamfer dimension 4 mm

Ball & Washer Dimensions

Housing washer inner diameter 123 mm
Shaft washer outer diameter 245 mm

Performance

Temperature range -30° to 110 °C
Axial dynamic load rating 97200 lbf
Axial static load rating 297000 lbf
Limiting speed 1.1 X 1000 rpm

Materials

Ring material 52100 Chrome Steel
Ball material 52100 Chrome Steel
Cage material Stainless Steel

Environment & Compliance

REACH Compliant
ROHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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51424 M Bearing Product Overview & Core Advantages

The 51424 M is a metric thrust ball bearing engineered for applications demanding high axial load capacity and precision. Its design is optimized to accommodate heavy thrust loads in a single direction, making it an ideal choice for scenarios requiring robust axial support. Manufactured from high-grade 52100 Chrome Steel for both rings and balls, it ensures excellent durability and wear resistance. The open seal type allows for easy re-lubrication and is suitable for controlled environments. This bearing is characterized by its substantial axial dynamic load rating of 97,200 lbf and an exceptional axial static load rating of 297,000 lbf, providing reliable performance in demanding industrial settings.

Model Code Breakdown

Code Segment Technical Meaning
51424 Basic bearing designation, defining the core dimensions: 120mm bore, 250mm outside diameter, 102mm width.
M Indicates the use of brass cage material. In this specific case, the provided data specifies a Stainless Steel cage, highlighting a high-strength, corrosion-resistant cage construction suitable for demanding applications.

51424 M Bearing Structural Features & Performance Benefits

  • High Axial Rigidity and Load Capacity: The single-direction thrust ball bearing design is purpose-built to handle very high axial loads. The substantial axial static load rating ensures minimal deformation under extreme force, providing stable and precise positioning.
  • Optimized Material Selection: Components made from 52100 Chrome Steel offer high hardness and fatigue life. The stainless steel cage provides excellent strength and corrosion resistance, contributing to the bearing's overall reliability and longevity.
  • Precision Tolerances: Tight dimensional tolerances on the bore diameter, outside diameter, and width ensure a precise fit and consistent performance in the assembly, critical for high-precision machinery.
  • Versatile Operating Range: With a temperature range of -30°C to 110°C, this bearing is suitable for a wide array of industrial environments.

51424 M Bearing Typical Application Areas

This thrust ball bearing is commonly specified in heavy-duty machinery and equipment where significant unidirectional axial forces are present. Key applications include:
  • Heavy-Duty Industrial Gearboxes
  • Vertical Pumps and Compressors
  • Cranes and Hoisting Equipment
  • Machine Tool Tables and Saddle Drives
  • Marine Propulsion Systems
  • Presses and Injection Molding Machines
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