S-97505A102 M3 DIN 923 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional strength and durability with 58,000 psi tensile strength and Rockwell B71 hardness, ensuring reliable performance in demanding applications.
• Superior corrosion resistance provided by the zinc plating, extending the screw's service life in various industrial environments.
• Precise alignment and spacing thanks to the 3mm shoulder diameter and standard shoulder fit, reducing assembly errors and improving component stability.
• Easy installation in confined spaces with the low-profile socket head and slotted drive, allowing for efficient tightening with standard tools.
• Consistent and reliable threading with Class 6g thread fit and coarse thread spacing, ensuring secure fastening and vibration resistance.
• Compliance with international standards including DIN 923, guaranteeing dimensional accuracy and interchangeability for global engineering projects.
• Environmentally safe manufacturing as it is RoHS 3 and REACH compliant, meeting strict regulatory requirements for hazardous substances.

Professional Applications & Engineering Value

This M3 shoulder screw is engineered to address critical challenges in precision assemblies, such as in machinery, automotive, and electronics. The alloy steel construction, combined with a zinc plated finish, provides excellent resistance to wear and corrosion, reducing maintenance needs in harsh conditions. Its low profile socket head and slotted drive facilitate quick installation in tight spaces, while the 3mm shoulder diameter ensures accurate component positioning, minimizing misalignment and enhancing overall system reliability. With a coarse thread spacing and Class 6g thread fit, it offers robust fastening for applications subject to vibrations, making it ideal for industrial equipment where durability and precision are paramount.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional tolerances, including a shoulder diameter tolerance of -0.03 mm to 0 mm and shoulder length tolerance of 0.06 mm to 0.1 mm, ensuring high accuracy. The thread fit conforms to Class 6g per metric standards, and it meets DIN 923 specifications for consistent performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), affirming its safety and environmental standards for global use.