S-91241A815 M5 x 20 mm ASME B18.13 Stainless Steel Pan Head Phillips Screws with Spring Lock Washer
Stainless Steel Pan Head Phillips Screws with Spring Lock Washer
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring longevity in harsh industrial environments.
- Reliable vibration resistance through the integrated 410 stainless steel spring lock washer, preventing loosening under dynamic loads.
- High mechanical strength with 70,000 psi tensile strength and Rockwell B80 hardness for dependable performance in demanding applications.
- Efficient installation using the Phillips No. 2 drive and fully threaded M5x0.8mm coarse thread design, reducing assembly time.
- Secure and stable fastening with Class 6g thread fit and pan head design, providing consistent clamping force and alignment.
- Compliance with major standards including ASME B18.13, RoHS 3, and REACH, ensuring safety and regulatory adherence.
- Versatile industrial use due to metric sizing and robust material selection, suitable for machinery, equipment, and structural assemblies.
Professional Applications & Engineering Value
These M5 metric screws with spring lock washers are engineered to address critical challenges in industrial settings, such as vibration-induced loosening and environmental corrosion. The 18-8 stainless steel material, combined with a passivated finish, provides exceptional resistance to rust and chemical exposure, making them ideal for outdoor machinery, food processing equipment, and marine applications. The fully threaded coarse pitch (0.8mm) and Class 6g tolerance ensure quick, precise engagement and reliable hold in metals and plastics. By integrating a 410 stainless steel locking washer, these rounded head screws maintain clamp load under cyclic stresses, reducing maintenance needs and enhancing operational safety in automotive, aerospace, and assembly line systems.
Specification Summary & Compliance
This product adheres to Class 6g thread fit per metric standards, with a coarse thread pitch of 0.8mm for M5 size. Manufacturing and dimensional requirements meet ASME B18.13 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting sustainable procurement practices.
