S-99926A119 8-32 x 3/4" Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel and Passivated finish for extended service life in harsh environments.
• Precise, reliable fastening ensured by Class 3A thread fit, minimizing the risk of cross-threading and ensuring consistent assembly quality.
• High mechanical strength with a tensile strength of 70,000 psi and Rockwell B70 hardness for dependable performance under load.
• Efficient installation and removal using a standard 5/64" hex drive, providing a secure grip and reducing tool slippage.
• Optimal flush mounting with an undercut flat head and 100° countersink angle for a clean, professional finish in countersunk holes.
• Enhanced vibration resistance from the coarse UNC thread and partial threading, maintaining joint integrity in dynamic applications.
• Global compliance and safety by meeting RoHS 3 and REACH regulations, ensuring suitability for regulated industrial markets.

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this 8-32 UNC flat head screw addresses critical challenges in machinery assembly, electronic enclosures, and structural frameworks. The 18-8 Stainless Steel construction, combined with a Passivated finish, provides exceptional resistance to oxidation and chemical exposure, reducing maintenance costs and downtime. The undercut flat head profile and 100° countersink angle ensure a secure, flush fit, preventing snagging and improving aerodynamic or aesthetic surfaces. With a Class 3A thread fit and coarse thread spacing, it offers rapid installation and high resistance to loosening under vibration, making it ideal for high-tensile strength requirements in automotive, aerospace, and manufacturing sectors where reliability is non-negotiable.

Specification Summary & Compliance

This screw adheres to UNC thread standards with a Class 3A thread fit for precise dimensional accuracy. It is manufactured from 18-8 Stainless Steel with a Passivated surface treatment and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental and safety standards are upheld for global industrial use.