S-93190A191 1/4"-20 x 7/16" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction
• High tensile strength of 70,000 psi ensures reliable performance under significant load and stress
• Fully threaded coarse UNC design provides faster installation and superior holding power
• External hex drive and hex head allow for easy, high-torque installation with common tools
• Class 2A thread fit guarantees consistent, reliable mating with nuts and threaded holes
• Compliance with ASME B18.2.1 ensures dimensional accuracy and interchangeability
• RoHS 3 compliance meets environmental regulations for safe use in various industries

Professional Applications & Engineering Value

Engineered for demanding environments, these 1/4-20 UNC hex head screws in 316 stainless steel solve critical challenges in industrial applications. The coarse thread and fully threaded design enable rapid assembly and provide maximum thread engagement, reducing the risk of stripping in soft materials or under vibration. The external hex drive facilitates high-torque tightening, making them ideal for machinery, marine equipment, and chemical processing plants where corrosion resistance is paramount. Their 70,000 psi tensile strength ensures structural integrity, while compliance with ASME B18.2.1 guarantees precise dimensions for reliable performance in OEM and MRO applications.

Specification Summary & Compliance

This screw features a 1/4"-20 UNC thread with a Class 2A thread fit for standard tolerance and easy assembly. It is manufactured to meet ASME B18.2.1 specifications, ensuring dimensional accuracy and performance consistency. The product is RoHS 3 (2015/863/EU) Compliant, adhering to environmental regulations for restricted hazardous substances.