3/16" Steel Balls – Grade 40 | Pack of 2000
Industrial-Grade Precision | Engineered for Mechanical Excellence
When your application demands reliable, uniform, and wear-resistant motion, choose the precision of 3/16" Steel Balls – Grade 40. These high-carbon steel balls are manufactured to exacting standards, offering dependable performance in medium-precision mechanical and industrial systems. Whether you're assembling bearings or crafting mechanical systems, this bulk pack ensures consistency and long-lasting utility.
⚙️ Technical Specifications:
ParameterSpecificationDiameter3/16 inch (4.76 mm)GradeG40 (ISO 3290 standard)Sphericity Tolerance±13 µmMaterialHardened High-Carbon SteelFinishPolished, mirror-likeHardness~HRC 60–66Density~7.85 g/cm³Pack Quantity2000 balls
🔩 Precision Engineering for Demanding Applications
Grade 40 steel balls maintain high roundness accuracy, offering a tolerance level suitable for moderate-to-high-precision mechanisms. Each ball undergoes controlled heat treatment and precision grinding, resulting in a polished finish that reduces friction and improves performance in dynamic assemblies.
🛠️ Use Case Applications:
Mechanical & Industrial Systems:
Ball and roller bearings
Gear assemblies
Cam followers
Conveyor mechanisms
Automotive Components:
Transmission systems
CV and U-joints
Steering column bearings
Precision Instruments:
Actuators and linear guides
Valves and control systems
Lab equipment and test rigs
Recreational & DIY:
High-power slingshots (check legality in your region)
Robotics and mechanical modeling
Engineering prototypes
🧪 Material & Performance Benefits:
High Hardness: Rockwell 60+ ensures deformation resistance under load.
Tight Tolerances: Consistent dimensions for balanced, vibration-free operation.
Smooth Finish: Minimizes surface friction, allowing longer operational life.
Mass Quantity: 2000-piece pack for efficient stocking, production, or high-volume replacement use.