S-91737A127 8-32 x 1/2" ASME B18.6.3 Stainless Steel Fillister Head Phillips Screws
Stainless Steel Fillister 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 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- High tensile strength of 80,000 psi ensures reliable, long-lasting fastening under demanding mechanical loads.
- Coarse UNC threads and Class 2A fit provide quick, secure installation with reduced risk of cross-threading.
- Rounded fillister head with Phillips No. 2 drive offers a low-profile, aesthetically pleasing design and easy torque application.
- Full threading along the 1/2" length maximizes grip and distribution of clamping force across the entire fastener.
- Rockwell B85 hardness enhances durability and resistance to wear during repeated use.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental safety regulations.
Professional Applications & Engineering Value
This 8-32 UNC machine screw is engineered for precision assembly in industries such as electronics, automotive, and machinery manufacturing. The 18-8 stainless steel material, combined with a passivated finish, effectively counters corrosion and oxidation, extending service life in humid or chemically exposed settings. Its rounded fillister head and Phillips drive facilitate streamlined installation in confined spaces, while the coarse thread design ensures rapid engagement and vibration resistance. By addressing common challenges like fastener failure and compliance demands, this screw enhances operational reliability and reduces maintenance costs in industrial fastening applications.
Specification Summary & Compliance
The screw features a Class 2A thread fit per UNC standards, ensuring dimensional accuracy and interchangeability. It is manufactured in compliance with ASME B18.6.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global supply chains and sensitive applications.
