5/16" AISI 420 Stainless Steel G40 Precision Ball

Introduction

The 5/16" AISI 420 Stainless Steel G40 Precision Ball is engineered for applications requiring outstanding wear resistance, dependable corrosion resistance, and reliable mechanical performance. Manufactured from AISI 420 stainless steel and produced to G40 precision grade, this precision ball combines high hardness with consistent dimensional accuracy for demanding industrial applications.

Measuring 5/16" (7.9375 mm) in diameter, this precision ball is commonly used in specialty bearings, valves, pumps, automation equipment, precision mechanisms, and industrial assemblies where wear resistance is just as important as corrosion protection. Compared to AISI 316, AISI 420 offers significantly greater hardness, making it better suited for mechanical contact applications.

Manufactured under strict quality control standards, the PGN Bearings G40 Precision Ball delivers dependable dimensional consistency, excellent surface finish, and long-lasting industrial performance.

Hero Product Snippet

Engineered for demanding mechanical applications, the PGN 5/16" AISI 420 G40 Precision Ball delivers superior wear resistance, high hardness, and dependable precision.

Recommended Applications

• Specialty bearings
• Industrial valves
• Pumps
• Automation equipment
• Mechanical assemblies
• Industrial machinery
• Precision mechanisms
• Motion control components

High-Hardness AISI 420 Stainless Steel

AISI 420 is a martensitic stainless steel recognized for its excellent hardness and wear resistance, making it well suited for components subjected to continuous mechanical contact.

G40 Precision Grade

Manufactured to G40 precision grade, this ball provides excellent dimensional consistency and a refined surface finish for reliable industrial performance.

Excellent Mechanical Performance

AISI 420 provides an excellent balance between mechanical strength, wear resistance, and corrosion resistance, making it suitable for demanding industrial applications.

Built for Moving Components

Its 5/16" (7.9375 mm) diameter makes this precision ball ideal for bearings, pumps, valves, precision mechanisms, and motion control assemblies requiring dependable long-term performance.

Trusted PGN Bearings Quality

Every PGN precision ball is manufactured under strict quality control procedures to ensure dependable dimensions, consistent finish, and reliable industrial performance.

Key Features

• 5/16" (7.9375 mm) diameter
• AISI 420 stainless steel
• G40 precision grade
• High wear resistance
• Good corrosion resistance
• Excellent dimensional consistency
• Uniform surface finish
• Designed for industrial mechanical applications
• Strict quality control
• PGN Bearings quality

FAQ

What is AISI 420 stainless steel?

AISI 420 is a martensitic stainless steel known for its high hardness, wear resistance, and good corrosion resistance.

What does G40 mean?

G40 specifies the dimensional accuracy and surface finish classification of the precision ball.

What is the ball diameter?

The ball measures 5/16" (7.9375 mm) in diameter.

Where is this ball commonly used?

It is commonly used in specialty bearings, valves, pumps, automation equipment, and industrial mechanical assemblies.

Does AISI 420 resist corrosion?

Yes. AISI 420 offers good corrosion resistance while providing higher hardness than many other stainless steel grades.

What is the main advantage of AISI 420?

Its primary advantage is combining excellent wear resistance, high hardness, and dependable mechanical performance.