S-95942A122 M5 x 16 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 environments and long-term reliability
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B85 hardness for demanding applications
- Precise left-hand threading with Class 6g fit and M5 x 0.8mm coarse pitch ensures secure, vibration-resistant fastening
- Easy installation and removal using a standard 3mm hex drive, providing high torque transfer and reduced tool slippage
- Fully threaded design offers maximum grip and consistent holding power along the entire 16mm length
- Compliant with RoHS 3 and REACH regulations, ensuring environmental safety and suitability for regulated industries
- Rounded button head profile delivers a low-profile, finished appearance while minimizing snagging risks
Professional Applications & Engineering Value
This M5 left-hand metric screw is engineered to address critical challenges in machinery, automotive, and assembly lines where reverse-threaded fasteners prevent loosening from counter-rotational forces. The 18-8 Stainless Steel material provides excellent resistance to rust and chemical exposure, extending service life in humid or corrosive settings. With its coarse 0.8mm pitch and Class 6g thread fit, it ensures quick assembly and reliable performance under vibration. The hex drive button head allows for flush mounting in tight spaces, while the fully threaded body distributes load evenly—making it a dependable choice for securing components in industrial equipment, electrical enclosures, and precision instruments.
Specification Summary & Compliance
This left-hand threaded fastener adheres to metric standards with M5 diameter, 0.8mm coarse pitch, and 16mm length. Threading conforms to Class 6g tolerance for consistent fit. Manufactured from 18-8 Stainless Steel, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial use.
