S-90263A255 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel and passivated finish, ideal for harsh environments and extended service life.
• Precise component alignment ensured by the precisely machined shoulder with a tight diameter tolerance of -0.025 to 0 mm.
• High mechanical strength and durability from a Rockwell B79 hardness and 70,000 psi tensile strength for reliable performance under load.
• Secure, tamper-resistant drive provided by the hex socket head, allowing for high torque application in confined spaces.
• Accurate and reliable threading with a Class 6g fit M5x0.8 coarse thread, ensuring consistent engagement and vibration resistance.
• Compliance with global environmental standards, being RoHS 3 and REACH compliant for use in regulated industries.
• Versatile industrial application due to its metric dimensions and robust design, suitable for machinery, fixtures, and precision assemblies.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical challenges in precision assembly, where misalignment can lead to equipment failure. The 316 stainless steel material, combined with a passivated finish, provides exceptional resistance to corrosion from chemicals and moisture, making it perfect for medical devices, food processing, and marine applications. The hex socket head allows for easy installation in tight spaces, while the precise shoulder fit acts as a reliable pivot or spacer, reducing wear on mating parts. Its Class 6g thread and coarse pitch ensure quick assembly and high vibration resistance, enhancing the longevity and reliability of your machinery and industrial equipment.

Specification Summary & Compliance

This precision shoulder screw features an M5x0.8 metric thread with a Class 6g fit for standard tolerance. The shoulder diameter is held to a tight tolerance of -0.025 to 0 mm, and the shoulder length has a tolerance of 0 to 0.05 mm, ensuring exact fit in precision applications. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for industrial use.