S-91390A228 M5 x 25 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 Rockwell C45 hardness for maximum resistance to wear and deformation in demanding applications
- Precise Class 5g6g thread fit ensures reliable engagement and reduces the risk of cross-threading during installation
- Cup tip design provides excellent bite and prevents loosening under vibration, maintaining secure fastening
- Headless and hex drive design allows for flush mounting and easy installation in confined spaces with a standard 2.5mm hex key
- Alloy steel construction offers high tensile strength and durability for long-term performance in industrial environments
- Coarse M5 x 0.8mm thread enables quick assembly and strong holding force in a variety of materials
- Compliance with DIN 916/ISO 4029 standards guarantees consistent quality and interchangeability for global engineering projects
Professional Applications & Engineering Value
This M5 set screw is engineered to address common industrial challenges such as component slippage and vibration-induced loosening. The alloy steel material, combined with a Rockwell C45 hardness, provides exceptional shear and tensile strength, making it ideal for securing pulleys, gears, and collars on shafts in machinery and automotive assemblies. The cup tip concentrates pressure for a firm grip, while the coarse metric thread ensures rapid installation and reliable performance in right-hand thread applications. Its headless design and 2.5mm hex drive facilitate space-saving installations, offering engineers a dependable solution for maintaining alignment and torque in high-stress environments.
Specification Summary & Compliance
This set screw features an M5 x 0.8mm coarse thread with a Class 5g6g thread fit per ISO metric standards, ensuring dimensional accuracy and ease of assembly. It complies with DIN 916 and ISO 4029 specifications for consistent manufacturing quality. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environmentally conscious and regulated industrial sectors.
