S-91772A709 1/4"-20 x 6" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws
Stainless Steel Pan Head Phillips 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 passivated 18-8 stainless steel construction, ideal for harsh environments and outdoor applications.
- High tensile strength of 70,000 psi ensures reliable, long-lasting fastening under demanding mechanical loads.
- Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
- Easy installation and removal with Phillips No. 3 drive, reducing tool slippage and assembly time.
- Secure thread engagement thanks to UNC coarse threading and Class 2A thread fit, minimizing cross-threading risks.
- Versatile pan head design offers a low-profile, rounded finish suitable for various industrial and equipment uses.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees adherence to strict quality, safety, and environmental standards.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this 1/4"-20 x 6" passivated stainless steel rounded head screw addresses common challenges like corrosion, vibration loosening, and mechanical stress. The 18-8 stainless steel material with passivation enhances resistance to rust and chemical exposure, making it ideal for marine, food processing, and outdoor machinery. Its UNC coarse thread and partial threading ensure quick assembly and reduced galling, while the Phillips No. 3 drive simplifies torque application in tight spaces. By combining high tensile strength and standardized dimensions, this screw delivers consistent performance in construction, automotive, and heavy equipment applications, minimizing maintenance and downtime.
Specification Summary & Compliance
This screw features precise Class 2A thread fit and UNC coarse threading with a thread size of 1/4"-20 and minimum thread length of 1 1/2". It is manufactured in accordance with ASME B18.6.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity.
