S-96562A916 2-56 x 5/8" ASME B18.6.3 Thread-Locking Stainless Steel Pan Head Phillips Screws
Thread-Locking 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
- Permanent vibration resistance through the integrated nylon patch thread locker, ensuring reliable fastening in high-stress environments.
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh or humid conditions.
- High tensile strength of 60,000 psi provides dependable load-bearing capacity for demanding industrial applications.
- Broad temperature tolerance from -70° to 250°F allows consistent performance across extreme thermal cycles.
- Easy installation and removal with the Phillips No. 1 drive and standard pan head design, reducing assembly time.
- Secure thread engagement with Class 2A coarse UNC threads and full threading, minimizing cross-threading risks.
- Compliance with major industry standards including ASME B18.6.3, RoHS 3, and REACH, ensuring safety and regulatory adherence.
Professional Applications & Engineering Value
Engineered for vibration-resistant applications, this 2-56 UNC screw with a nylon patch lock addresses common industrial challenges like loosening under dynamic loads. The 18-8 stainless steel material, combined with a passivated finish, resists oxidation and chemical exposure, making it suitable for electronics, automotive assemblies, and outdoor equipment. Its rounded pan head and Phillips drive facilitate quick installation in tight spaces, while the fully threaded design ensures uniform stress distribution. By maintaining integrity across a wide temperature range and offering Rockwell B70 hardness, it reduces maintenance needs and enhances product longevity in critical industrial fastening scenarios.
Specification Summary & Compliance
This screw adheres to Class 2A thread fit per UNC standards, ensuring precise dimensional accuracy for consistent assembly. Manufacturing follows ASME B18.6.3 specifications, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and material reliability.
