S-90269A462 M3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh chemical and marine environments.
• Enhanced torque transmission and anti-slip grip from the knurled socket head and 2mm hex drive.
li>High mechanical strength and durability with a tensile strength of 70,000 psi and Rockwell B79 hardness for demanding applications.
• Precise component alignment and spacing ensured by the 15mm shoulder with controlled diameter and length tolerances.
• Reliable and coarse-pitch threading with M3x0.5mm Class 5g6g fit for faster assembly and secure fastening in various materials.
• Compliance with major environmental regulations including RoHS 3 and REACH, ensuring safety and suitability for global markets.
• Versatile right-hand metric thread design for broad compatibility and easy integration into standard industrial equipment.

Professional Applications & Engineering Value

This M3 shoulder screw is engineered to solve critical alignment and durability challenges in industrial applications. The 316 Stainless Steel material offers exceptional corrosion resistance, making it perfect for use in chemical processing, marine hardware, and food machinery where exposure to moisture and aggressive substances is common. The 15mm shoulder length provides a precise bearing surface for rotating parts like gears and pulleys, reducing wear and maintaining accurate positioning. Combined with the knurled socket head and 2mm hex drive, it ensures high torque application without stripping, which is vital for maintenance and assembly efficiency. Its coarse pitch thread (M3x0.5mm) allows for quick installation and strong holding power in plastics and metals, enhancing productivity in automated systems and precision engineering projects.

Specification Summary & Compliance

This shoulder screw features a Class 5g6g thread fit per metric standards, ensuring dimensional accuracy and interchangeability. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, providing precise fits for assembly. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for environmentally conscious industries.