S-97505A135 M8 DIN 923 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: Zinc plating provides superior protection against rust and environmental damage, extending service life in demanding industrial conditions.
• High Tensile Strength for Demanding Applications: With a tensile strength of 58,000 psi, this screw reliably withstands high-stress loads without failure.
• Precision Shoulder for Accurate Alignment: The precisely machined 10mm diameter and 4mm length shoulder ensures perfect component positioning and reduces assembly errors.
• Robust Material Performance: Made from alloy steel with Rockwell B71 hardness, it offers excellent wear resistance and maintains integrity under repeated use.
• Wide Compatibility & Easy Installation: The coarse M8 x 1.25mm thread with Class 6g fit allows for quick, secure fastening and broad compatibility with standard metric components.
• Low-Profile Socket Head Design: The socket head with slotted drive enables easy access in tight spaces and provides a clean, flush finish.
• Compliance with International Standards: DIN 923 certification and RoHS 3/REACH compliance ensure reliability and safety for global industrial applications.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to solve critical alignment and durability challenges in precision assemblies. The alloy steel construction and zinc plating deliver exceptional resistance to wear and corrosion, making it ideal for machinery, automotive, and electronics where components face constant stress and environmental exposure. The precise shoulder dimensions (10mm diameter, 4mm length) ensure accurate part location, reducing misalignment and vibration issues. With a coarse thread and Class 6g fit, it facilitates rapid installation and secure holding in industrial applications, while the low-profile socket head allows for compact designs. This screw meets DIN 923 standards, providing reliability that engineers trust for high-performance systems.

Specification Summary & Compliance

This shoulder screw features a Class 6g thread fit with M8 x 1.25mm coarse thread spacing, ensuring dimensional accuracy per metric standards. Shoulder diameter is 10mm with a tolerance of -0.036mm to 0mm, and shoulder length is 4mm with a tolerance of 0.07mm to 0.15mm for precise assembly. It complies with DIN 923 manufacturing specifications and is certified RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, meeting environmental and safety regulations for industrial use.