S-92981A144 M3 ISO 7379 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
- Exceptional durability with alloy steel construction and Rockwell C32 hardness, ensuring long service life in demanding environments.
- Reliable corrosion resistance from the black oxide finish, protecting against rust and extending component lifespan.
- Precise alignment and spacing thanks to the 16mm shoulder with controlled tolerances, reducing assembly errors and improving fit.
- High load-bearing capacity with 140,000 psi tensile strength and 84,000 psi minimum shear strength, suitable for high-stress applications.
- Easy installation and removal using a standard 2 mm hex drive, streamlining maintenance and reducing tooling requirements.
- Consistent thread performance with Class 5g6g fit and coarse M3x0.5mm thread, ensuring secure fastening and vibration resistance.
- Compliance with international standards including ISO 7379, RoHS, and REACH, guaranteeing quality and environmental safety for global use.
Professional Applications & Engineering Value
This M3 shoulder screw is engineered to address common industrial challenges such as misalignment, wear, and corrosion in precision assemblies. The alloy steel material, combined with a black oxide finish, provides superior strength and resistance to environmental factors, making it ideal for applications in machinery, automotive, and electronics. The 16mm shoulder length and precise Class 5g6g thread ensure accurate positioning and secure fastening, reducing the risk of component shift under load. Its coarse thread pitch and hex drive design facilitate quick installation, saving time in high-volume production settings while maintaining ISO 7379 compliance for reliable performance.
Specification Summary & Compliance
This shoulder screw features a Class 5g6g thread fit with M3x0.5mm coarse thread and a shoulder diameter tolerance of -0.072 to -0.01 mm for precise engineering applications. It adheres to ISO 7379 manufacturing standards and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and quality assurance.
