S-91400A546 1/4"-20 x 1 1/2" FF-S-92, QQ-P-35, MS51957-85 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 80,000 PSI ensures reliable load-bearing capacity and structural integrity
• Easy installation and removal with Phillips No. 3 drive and standard pan head design
• Secure fastening in various materials thanks to 1/4"-20 UNC coarse threads and Class 2A thread fit
• Full threading along the 1-1/2" length provides maximum grip and uniform stress distribution
• Compliance with major industry standards including Fed. Spec. FF-S-92, QQ-P-35, and MS51957-85
• Environmental regulation adherence with RoHS 3 and REACH compliance for safe global use

Professional Applications & Engineering Value

This rounded pan head Phillips screw in 18-8 stainless steel is engineered to address common industrial challenges such as vibration loosening and corrosion in demanding settings. The passivated surface treatment enhances durability against moisture and chemicals, while the UNC coarse threads and Class 2A thread fit ensure quick assembly and reliable performance in metal, plastic, and wood applications. Its fully threaded design distributes clamping force evenly, reducing the risk of joint failure in machinery, electrical enclosures, and structural frameworks. Ideal for industrial screws and machine screws uses, it combines ease of drive with high tensile strength to meet rigorous operational demands.

Specification Summary & Compliance

The screw features precise Class 2A thread fit per UNC standards, with dimensions including a 1/4"-20 thread size and 1-1/2" length. It conforms to manufacturing specifications Fed. Spec. FF-S-92, QQ-P-35, and MS51957-85, ensuring consistent quality. Additionally, it is verified as RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, supporting safe and regulated use in global markets.