S-97646A335 M8 x 40 mm 18-8 Stainless Steel Serrated-Flange Hex Head Screws
18-8 Stainless Steel Serrated-Flange Hex Head 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 corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- Enhanced fastening security through serrated locking flange that prevents loosening under vibration
- High tensile strength of 100,000 psi ensures reliable performance in demanding applications
- Easy installation and removal with external hex drive design for standard tool compatibility
- Precision Class 6g thread fit guarantees consistent engagement and optimal load distribution
- Integrated flange design eliminates need for separate washers, simplifying assembly
- Full compliance with RoHS 3 and REACH regulations for environmentally responsible sourcing
Professional Applications & Engineering Value
These M8 flanged hex head screws deliver exceptional engineering value in industrial fastening applications where vibration resistance and corrosion protection are critical. The 18-8 stainless steel construction provides excellent durability against moisture, chemicals, and temperature variations, while the serrated locking flange creates permanent bite into mating surfaces to prevent rotational loosening. The metric coarse thread with 1.25mm pitch ensures rapid installation in machinery, automotive assemblies, and structural frameworks. With fully threaded design and external hex drive, these screws offer maximum grip strength and straightforward installation using standard hex tools, making them ideal for production lines requiring efficiency and reliability.
Specification Summary & Compliance
This M8 x 1.25mm flanged hex head screw features precision Class 6g thread fit according to metric standards, ensuring consistent dimensional accuracy. The 40mm length and fully threaded design provide complete engagement in various material thicknesses. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming the absence of restricted substances. The combination of Rockwell B100 hardness and 100,000 psi tensile strength meets rigorous industrial requirements for durable, high-performance fastening solutions.
