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Imperial Socket Countersunk Shoulder Screws are precision-engineered fasteners designed to provide a flush finish in assemblies while offering a durable shoulder for alignment and load distribution. The countersunk head ensures the screw sits level with or below the surface, enhancing both functionality and aesthetics in high-precision projects.
These screws feature a shoulder that acts as a bearing surface, providing consistent alignment and stability in applications where movement or rotational components are involved. The countersunk design allows the screw head to integrate seamlessly into the assembly, reducing protrusions and improving the overall finish. The socket drive offers a reliable method for applying torque, ensuring a secure and accurate fastening.
These screws are manufactured from A2 Stainless Steel, a high-performance material known for its excellent corrosion resistance and durability. This makes them suitable for a wide range of environments, including those exposed to moisture, temperature changes, or oxidation.
Imperial Socket Countersunk Shoulder Screws are available in thread sizes ranging from 1/4-20 UNC to 10-24 UNC, offering options for both larger and smaller applications. Their versatile shoulder design makes them an ideal choice for precision engineering, industrial machinery and assemblies requiring alignment or rotational support.
Q: What Is the Purpose of the Shoulder on These Screws?
A: The shoulder provides a smooth, precise surface for alignment or load-bearing applications. This makes these screws particularly effective in assemblies involving moving parts or components that need to maintain consistent spacing.
Q: Why Choose Countersunk Screws?
A: The countersunk design allows the screw to sit flush with the surface of the material, creating a smooth and clean finish. This is especially useful in applications where protruding fasteners could interfere with functionality or aesthetics.
Q: What Is the Angle of an Imperial Screw Countersink?
A: The standard angle of an imperial screw countersink is 82 degrees, which is commonly used in most imperial applications to ensure the screw head sits flush with the surface. This angle differs from the metric standard, which typically uses a 90-degree countersink. Always confirm the required countersink angle for your specific project to ensure compatibility.
Q: How Do I Find the Length of a Screw?
A: Use our complete guide on How To Measure A Screw like an Engineer!
High precision, bespoke manufacture of Imperial Socket Countersunk Shoulder Screws to customer specification. State of the art facilities specialising in both small batch prototyping and large scale manufacture.
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