S-91321A121 8-32 x 3/8" MS35190-251, NASM35190 Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 60,000 psi ensures reliable performance in demanding industrial applications, reducing the risk of fastener failure.
• Corrosion-resistant cadmium plating on steel provides enhanced durability and longevity, even in harsh operating environments.
• Fully threaded UNC coarse thread design with Class 2A fit offers quick assembly and secure fastening, minimizing installation time.
• Standard 82° countersink angle and flat head profile allow for a flush, professional finish, improving aesthetics and safety.
• Phillips No. 2 drive style ensures easy and efficient driving with common tools, enhancing user convenience.
• Compliance with MS35190-251 (NASM35190) specifications guarantees consistent quality and interoperability in regulated industries.
• Right-hand thread direction and inch system measurement provide compatibility with standard components, simplifying procurement and replacement.

Professional Applications & Engineering Value

These 8-32 UNC flat head screws are engineered to address critical fastening challenges in industrial settings, such as machinery assembly, electronics enclosures, and automotive components. The cadmium-plated steel construction offers superior corrosion resistance, extending service life in environments exposed to moisture or chemicals. The fully threaded coarse thread design ensures maximum grip and vibration resistance, reducing loosening over time. With a standard 82° countersink angle, these screws sit flush with surfaces, preventing snagging and maintaining aerodynamic or aesthetic integrity. Ideal for applications requiring high tensile strength and reliable performance, these screws meet rigorous MS35190-251 specifications, providing peace of mind for engineers and procurement specialists in sectors like aerospace, manufacturing, and heavy equipment.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including Class 2A thread fit for consistent engagement and UNC coarse threads per inch system requirements. It meets MS35190-251 (NASM35190) specifications, ensuring compliance with industry-recognized manufacturing and quality benchmarks. The screws are manufactured from cadmium-plated steel, aligning with common industrial material guidelines, though specific RoHS or REACH declarations should be verified per batch for environmental compliance.