S-92981A947 M1.6 ASTM A108 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced Durability – Made from alloy steel with Rockwell C32 hardness to resist wear and deformation in demanding industrial environments.
- Precise Alignment – Features a 14mm shoulder length with tight tolerances for accurate component positioning and reduced assembly stress.
- Corrosion Resistance – Black oxide finish provides reliable protection against rust, extending service life in various operating conditions.
- Secure Fastening – Class 5g6g thread fit ensures consistent engagement and vibration resistance for reliable connections.
- Easy Installation – Socket head with 1.5mm hex drive allows for straightforward tool access and torque application in confined spaces.
- Wide Compatibility – Metric coarse thread (M1.6x0.35mm) facilitates quick assembly and interchangeability in standard metric systems.
- Regulatory Assurance – Complies with ASTM A108, RoHS 3, and REACH standards, ensuring safety and environmental responsibility.
Professional Applications & Engineering Value
This M1.6 shoulder screw is engineered to address critical alignment and durability challenges in precision assemblies. The alloy steel construction, combined with a black oxide finish, offers superior strength and corrosion resistance, making it ideal for electronics, machinery, and automotive components where space is limited and reliability is paramount. The 14mm shoulder length with controlled tolerances ensures exact part location, reducing misalignment and wear. The socket head design with a 1.5mm hex drive simplifies installation in tight areas, while the metric coarse thread provides quick, secure fastening. These features make it a trusted choice for industrial fasteners requiring consistent performance under stress.
Specification Summary & Compliance
This shoulder screw adheres to precise dimensional standards, including a Class 5g6g thread fit for metric applications, with shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm. It meets ASTM A108 specifications for material quality and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industry reliability.
