S-93802A845 1/4"-20 x 1" MIL-DTL-18240, MS3212-54L, NASM3212, NASM82496 Sealing Thread-Locking Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel and passivated finish, ideal for harsh environments.
• Reliable dual-sealing protection from a Nylon Patch thread locker and Silicone Rubber O-Ring, preventing leaks and loosening.
• Exceptional temperature tolerance, with the O-Ring performing from -80° to 400° F and thread locker from -40° to 225° F.
• High-pressure sealing capability, withstanding up to 6000 psi for demanding industrial applications.
• Robust mechanical strength with 70000 psi tensile strength and coarse UNC threads for secure fastening.
• Wide industry compliance, meeting MIL-DTL-18240, MS3212-54L, NASM3212, NASM82496 standards for assured quality.
• Easy installation and removal with a Phillips No. 3 drive and rounded pan head design.

Professional Applications & Engineering Value

This 1/4"-20 x 1" Rounded Head Phillips Screw is engineered to solve critical sealing and vibration challenges in industrial settings. The 18-8 Stainless Steel construction, combined with a passivated finish, provides excellent resistance to corrosion, making it suitable for marine, chemical, and outdoor applications. The dual sealing technology—featuring a Nylon Patch thread locker and Silicone Rubber O-Ring—ensures a tight seal against fluids and gases, preventing leaks in high-pressure systems up to 6000 psi. Its coarse UNC threads and Class 2A fit facilitate quick assembly while maintaining grip strength. Ideal for use in machinery, automotive, and aerospace components, this screw enhances reliability and reduces maintenance needs in extreme temperature ranges from -80° to 400° F.

Specification Summary & Compliance

This screw features a 1/4"-20 UNC coarse thread with Class 2A dimensional accuracy for consistent fit. It is fully threaded and includes a rounded pan head with Phillips No. 3 drive. Compliance includes MIL-DTL-18240, MS3212-54L, NASM3212, and NASM82496 specifications, ensuring adherence to rigorous industrial standards. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming environmental and safety regulations are met.