S-91390A642 M20 x 120 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
- Superior holding power with cup point design that bites into mating surfaces for secure, permanent fastening
- Exceptional durability provided by alloy steel construction with Rockwell C45 hardness for long-term reliability
- Easy installation and removal through 10mm hex drive design requiring minimal clearance space
- Precise thread engagement with Class 5g6g thread fit ensuring consistent performance in demanding applications
- Industry-standard compatibility through DIN 916/ISO 4029 compliance for seamless integration
- Environmental compliance meeting RoHS 3 and REACH regulations for safe industrial use
- Optimized for coarse thread applications with M20x2.5 configuration providing quick assembly and strong vibration resistance
Professional Applications & Engineering Value
This M20 set screw delivers exceptional engineering value in applications requiring reliable, headless fastening solutions. The alloy steel construction combined with Rockwell C45 hardness ensures superior resistance to wear and deformation under heavy loads. The cup point tip creates positive locking action by embedding into mating components, preventing loosening from vibration - a critical advantage in machinery, automotive, and industrial equipment. The hex drive design allows for high torque application in confined spaces, while the coarse thread pitch enables rapid installation and removal. Meeting DIN 916/ISO 4029 standards, this metric set screw provides consistent performance across international engineering specifications, making it ideal for OEM and MRO applications demanding precision and reliability.
Specification Summary & Compliance
This set screw features M20x2.5 coarse thread with Class 5g6g thread fit tolerance per ISO metric standards, ensuring precise engagement and consistent performance. The 120mm length provides ample engagement for secure fastening. Manufacturing complies with DIN 916 ISO 4029 specifications for dimensional accuracy and mechanical properties. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for hazardous substances.
