S-91241A806 M4 x 6 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 vibration resistance with an integrated spring lock washer, ensuring long-term joint integrity in high-stress environments.
- Excellent corrosion resistance from 18-8 stainless steel and passivated finish, ideal for harsh or outdoor industrial settings.
- High tensile strength of 70,000 psi and Rockwell B80 hardness for reliable performance under heavy loads.
- Secure and precise fastening with Class 6g thread fit and coarse pitch, enabling quick installation and reduced cross-threading risks.
- Wide compatibility with standard M4 metric coarse threads, making them versatile for various assembly applications.
- Durable washer design using 410 stainless steel, providing consistent locking force and wear resistance.
- Full threading along the 6mm length for maximum grip and uniform stress distribution.
Professional Applications & Engineering Value
These M4 pan head screws with a spring lock washer are engineered to address common industrial challenges such as loosening due to vibration and exposure to corrosive elements. The combination of 18-8 stainless steel and a passivated finish ensures durability in demanding environments like machinery, automotive assemblies, and electronic enclosures. The Phillips drive and coarse thread design facilitate efficient installation, reducing assembly time while maintaining Class 6g thread precision. This makes them an ideal choice for applications requiring secure, long-lasting fastening that withstands dynamic loads and environmental stressors.
Specification Summary & Compliance
This product adheres to Class 6g thread tolerances as per metric standards, with full compliance to ASME B18.13 specifications. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability. The screw features a fully threaded M4 x 0.7mm design with a coarse pitch, and the integrated washer is made from 410 stainless steel with passivated treatment for consistent performance.
