S-95942A116 M4 x 10 mm Left-Hand-Thread Stainless Steel Button Head Hex-Drive Screws
Left-Hand-Thread Stainless Steel Button Head Hex-Drive 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 torque transmission through the 2.5mm hex drive, preventing stripping during high-torque applications
- Reliable reverse-thread performance with left-hand metric threading for specialized mechanical assemblies
- Optimized thread engagement with Class 6g tolerance and coarse 0.7mm pitch for quick installation and vibration resistance
- Exceptional mechanical strength delivering 80,000 psi tensile strength and Rockwell B85 hardness for heavy-duty applications
- Low-profile rounded button head design providing smooth surface finish while maintaining structural integrity
- Full regulatory compliance meeting RoHS 3 and REACH standards for global industrial use
Professional Applications & Engineering Value
This M4 left-hand metric screw addresses critical engineering challenges in specialized machinery and equipment. The 18-8 stainless steel composition ensures reliable performance in corrosive environments, while the left-hand thread direction provides essential counter-rotation security in applications subject to reverse torque. The button head hex drive combines low-profile aesthetics with practical 2.5mm drive compatibility, allowing for tight installations in confined spaces. With Class 6g thread fit and coarse 0.7mm pitch, this fastener delivers rapid assembly and superior vibration resistance in automotive, manufacturing, and precision equipment applications where reverse-thread mechanisms are critical for safety and performance.
Specification Summary & Compliance
This metric rounded head screw features precise M4 x 0.7mm coarse threading with Class 6g tolerance according to ISO metric standards. The fastener is fully threaded with a 10mm length and manufactured from 18-8 stainless steel with Rockwell B85 hardness. Compliance includes full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for industrial applications worldwide.
