S-90251A305 M3 x 5 mm DIN 916, ISO 4029 Set Screws
Set 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
- Vibration-resistant locking with permanent nylon patch that maintains secure fastening in demanding environments
- Superior corrosion resistance from 18-8 stainless steel construction for extended service life in harsh conditions
- Precise thread engagement with Class 6g tolerance ensuring reliable fit and consistent performance
- High-strength durability with Rockwell B80 hardness providing excellent mechanical properties
- Wide temperature compatibility from -50° to 250°F for diverse industrial applications
- Space-saving headless design with hex drive for flush mounting in confined spaces
- Industry-standard compliance meeting DIN 916/ISO 4029 specifications for guaranteed interoperability
Professional Applications & Engineering Value
This M3 set screw with nylon patch locking technology provides engineered solutions for critical assembly challenges where vibration resistance is paramount. The 18-8 stainless steel construction offers exceptional corrosion resistance in industrial environments, while the hex drive design enables high-torque installation without stripping. The cup tip configuration ensures positive seating on shaft surfaces, preventing slippage in power transmission applications. With its coarse thread pitch and Class 6g thread fit, this fastener delivers reliable performance in machinery, automotive components, and precision equipment where permanent locking and metric thread standards are essential for maintenance-free operation.
Specification Summary & Compliance
This metric set screw features precise M3 x 0.5 mm coarse thread spacing with Class 6g thread fit tolerance per ISO standards. Manufactured to DIN 916/ISO 4029 specifications, the component ensures dimensional accuracy and mechanical performance. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for industrial fasteners. The right-hand thread direction and 5 mm length provide standardized installation across compatible applications.
