S-91794A130 1-72 x 3/4" ASME B18.6.3 Stainless Steel Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 Stainless Steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness, providing reliable performance under high-stress conditions.
• Precise, secure fastening achieved through Class 2A thread fit and UNF fine threading, minimizing the risk of loosening in precision assemblies.
• Enhanced tool engagement and aesthetic appeal from the high-profile, narrow rounded Fillister head design, ideal for applications requiring a finished look.
• Broad compatibility and easy installation with standard slotted drive, allowing for quick assembly with common tools.
• Full-length threading ensures maximum grip and holding power along the entire 3/4" length for versatile application use.
• Regulatory peace of mind with compliance to ASME B18.6.3, RoHS 3, and REACH, meeting strict industrial and environmental standards.

Professional Applications & Engineering Value

This 1-72 UNF slotted screw is engineered to address critical fastening challenges in precision industries. The 18-8 Stainless Steel material, combined with a passivated finish, provides excellent resistance to oxidation and chemical exposure, making it ideal for medical devices, aerospace components, and electronic enclosures where cleanliness and durability are paramount. The high-profile rounded Fillister head offers a larger bearing surface, distributing clamp load effectively and reducing the risk of surface damage. Its fine UNF threads and Class 2A fit ensure tight tolerances and vibration resistance, crucial for maintaining integrity in dynamic or high-precision assemblies. Fully threaded along its 3/4" length, it delivers consistent holding strength, simplifying inventory and application across various industrial fastening scenarios.

Specification Summary & Compliance

This screw features a 1-72 UNF fine thread with Class 2A thread fit for precise dimensional accuracy and reliable engagement. Manufactured in compliance with ASME B18.6.3 specifications, it ensures consistent quality and performance. The product is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to environmental and safety regulations for hazardous substances.