S-96880A237 4-40 x 9/16" ASME B18.6.3, FF-S-92, QQ-P-416, MS35206-323, NASM35206 Steel Pan Head Phillips Screws
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 cadmium-plated steel construction for extended service life in harsh environments
- High tensile strength of 60,000 psi ensures reliable fastening under substantial mechanical stress
- Rockwell B69 hardness provides excellent durability and resistance to wear during installation
- Class 2A thread fit offers optimal assembly clearance while maintaining secure connections
- Phillips No. 1 drive design enables efficient installation with common industrial tools
- Fully threaded right-hand configuration delivers maximum grip strength across the entire fastener length
- Comprehensive regulatory compliance including RoHS 3 and REACH for global market acceptance
Professional Applications & Engineering Value
This 4-40 UNC rounded pan head Phillips screw delivers exceptional performance in demanding industrial applications where corrosion resistance and high tensile strength are critical. The cadmium-plated steel construction provides superior protection against environmental degradation, while the coarse thread design ensures rapid installation and reliable holding power in various materials. The pan head profile with Phillips drive offers optimal torque transmission and sits flush with surfaces, making it ideal for electronics assembly, machinery components, and aerospace applications where vibration resistance and long-term reliability are paramount. The combination of 60,000 psi tensile strength and Rockwell B69 hardness ensures these fasteners maintain integrity under continuous stress cycles.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse thread specifications. Complies with ASME B18.6.3, Fed. Spec. FF-S-92, QQ-P-416, MS35206-323, and NASM35206 standards. Meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. Features 9/16" length with fully threaded right-hand design and 0.219" head diameter for consistent performance across industrial applications.
