S-91792A067 1-72 x 5/16" ASME B18.6.3 Stainless Steel Pan Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 Stainless Steel construction and passivated finish, ideal for harsh environments.
• Exceptional mechanical strength with a 100,000 psi tensile strength and Rockwell B100 hardness for reliable, long-lasting performance.
• Precise and secure fastening ensured by the Class 2A thread fit and UNF fine thread, minimizing the risk of loosening under vibration.
• Broad compatibility and easy installation with a standard slotted drive and fully threaded design for quick assembly in various applications.
• Guaranteed quality and safety through compliance with ASME B18.6.3 manufacturing standards, ensuring dimensional accuracy and interchangeability.
• Environmentally responsible sourcing as it is RoHS 3 and REACH compliant, meeting strict international regulations for hazardous substances.
• Optimized for space-constrained assemblies with its compact pan head design and 5/16" length, providing a low-profile and rounded head profile.

Professional Applications & Engineering Value

This 1-72 UNF fine thread pan head slotted screw is engineered to address critical challenges in precision assembly and industrial maintenance. Constructed from 18-8 Stainless Steel with a passivated finish, it offers excellent resistance to oxidation and chemical exposure, making it suitable for electronics, instrumentation, and machinery where corrosion can compromise integrity. The fine thread and Class 2A fit provide superior holding power in thin materials and reduce the likelihood of thread stripping, while the slotted drive allows for straightforward manual installation. Its fully threaded design ensures maximum grip along the entire 5/16" length, delivering consistent clamping force in rounded head screw applications that demand both reliability and a smooth, snag-free profile.

Specification Summary & Compliance

This screw adheres to a Class 2A thread fit per the UNF (Unified National Fine) standard, ensuring precise dimensional tolerances for consistent performance. It is manufactured in compliance with the ASME B18.6.3 specification for slotted head screws and meets critical regulatory requirements, including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming its suitability for use in regulated industries without hazardous substance concerns.