S-91400A107 4-40 x 5/16" FF-S-92, QQ-P-35, MS51957-14 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 industrial environments
- Exceptional tensile strength of 80,000 PSI ensures reliable, long-lasting fastening under high-stress conditions
- Fully threaded coarse UNC design provides faster installation and enhanced grip in various materials
- Precision Class 2A thread fit guarantees consistent performance and compatibility with standard nuts
- Rounded pan head with Phillips drive offers a flush finish and easy, secure driving with common tools
- Compliance with Fed. Spec. FF-S-92, QQ-P-35, and MS51957-14 ensures adherence to strict industrial quality standards
- RoHS 3 and REACH environmental compliance supports sustainable and safe manufacturing practices
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 4-40 UNC rounded pan head Phillips screws deliver outstanding performance where corrosion resistance and mechanical reliability are critical. The passivated 18-8 stainless steel material effectively combats oxidation and chemical exposure, making these fasteners ideal for electronics, machinery, and outdoor equipment. The coarse thread and fully threaded design enhance pull-out resistance and speed up assembly in soft metals or plastics, while the Phillips drive ensures efficient torque transfer without slippage. With a robust 80,000 PSI tensile strength, they provide secure fastening in vibration-prone environments, reducing maintenance needs and downtime.
Specification Summary & Compliance
This product features a 4-40 UNC thread with Class 2A fit for precise dimensional accuracy and broad compatibility. Manufacturing adheres to Fed. Spec. FF-S-92, QQ-P-35, and MS51957-14, ensuring consistent quality and performance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting environmental safety standards.
