S-91783A289 12-24 x 3/8" ASME B18.6.3 Stainless Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel and passivated finish, ideal for harsh environments
• High tensile strength of 100,000 psi ensures reliable performance in demanding applications
• Class 2A thread fit provides consistent engagement and reduces cross-threading risks
• Coarse UNC threading enables faster installation and better debris resistance
• Fully threaded design offers maximum grip and uniform load distribution
• Rockwell B100 hardness maintains structural integrity under repeated stress
• Slotted drive with rounded head allows easy installation and a smooth, snag-free profile

Professional Applications & Engineering Value

Engineered for industrial durability, this 12-24 UNC 3/8" rounded head slotted screw in 18-8 stainless steel addresses common assembly challenges like corrosion, vibration loosening, and mechanical fatigue. The passivated finish enhances surface protection against oxidation and chemical exposure, making it suitable for marine, food processing, and outdoor equipment. Its coarse thread spacing and Class 2A fit ensure quick, secure fastening in materials prone to stripping, while the fully threaded body distributes clamping force evenly. Ideal for machinery, enclosures, and structural frameworks, this fastener reduces maintenance cycles and improves long-term reliability.

Specification Summary & Compliance

This screw adheres to ASME B18.6.3 dimensional standards with Class 2A thread fit and UNC coarse threading. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance for environmental safety, ensuring no restricted substances. Manufacturing specifications include a tensile strength of 100,000 psi, Rockwell B100 hardness, and full threading for precision performance in industrial applications.