S-91772A913 5-40 x 1 1/2" 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, ensuring long-term reliability in harsh industrial environments
- Exceptional mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Precision thread engagement with Class 2A fit and UNC coarse threads providing secure fastening and vibration resistance
- Optimized drive performance featuring Phillips No. 2 drive for efficient installation and reduced cam-out risk
- Full-threaded design maximizing grip length and load distribution across the entire 1½" fastener
- Standard-compliant manufacturing ensuring consistent quality and interchangeability per ASME B18.6.3 specifications
- Environmental compliance meeting RoHS 3 and REACH regulations for safe use in regulated industries
Professional Applications & Engineering Value
These 5-40 UNC rounded head screws deliver exceptional engineering value for industrial applications requiring reliable fastening solutions. The passivated 18-8 stainless steel construction provides superior corrosion resistance, making them ideal for environments exposed to moisture, chemicals, or outdoor conditions. The coarse UNC threads with Class 2A fit ensure quick assembly and secure holding power in various materials, while the pan head profile with Phillips No. 2 drive offers excellent torque transmission and flush seating. These fully threaded 1½ inch screws maintain consistent 70,000 psi tensile strength throughout their length, providing uniform load distribution in critical assemblies across manufacturing, machinery, electronics, and structural applications where vibration resistance and long-term performance are paramount.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit and UNC coarse thread profile (5-40). Compliant with ASME B18.6.3 specifications for mechanical fasteners. Meets RoHS 3 (2015/863/EU) compliance for restricted substances and REACH (EC 1907/2006) regulations for chemical safety. Thread direction: right hand; fully threaded design; inch system measurements. Material certification and traceability available upon request.
