S-91735A101 4-40 x 3/16" 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 316 Stainless Steel construction and passivated finish, ideal for harsh environments
- Exceptional mechanical strength delivering 80,000 psi tensile strength for reliable, high-stress applications
- Precise thread engagement with Class 2A UNC coarse threads ensuring consistent fit and reduced cross-threading
- Optimized drive performance featuring a No. 1 Phillips drive and rounded pan head for secure, efficient installation
- Full threading along the 3/16" length provides maximum grip and uniform load distribution
- Compliance with major industry standards including ASME B18.6.3 for dimensional accuracy and material quality
- Environmental regulation adherence meeting RoHS 3 and REACH standards for safe, sustainable usage
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these 4-40 UNC rounded head Phillips screws in 316 Stainless Steel address critical challenges like corrosion, vibration loosening, and mechanical failure. The passivated finish enhances surface durability against chemicals and moisture, while the coarse UNC threading and Class 2A fit facilitate quick assembly with high resistance to stripping. Commonly used in machinery, marine equipment, and chemical processing systems, these fully threaded screws ensure robust fastening in applications where reliability and compliance with ASME B18.6.3 are paramount. Their combination of 80,000 psi tensile strength and standardized Phillips drive makes them a trusted choice for maintenance and OEM assemblies.
Specification Summary & Compliance
This product adheres to Class 2A thread fit per UNC standards, ensuring precise dimensional tolerances. Manufactured in compliance with ASME B18.6.3 for consistent quality and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and material restrictions adherence.
