S-92314A108 4-40 x 3/8" 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 80,000 PSI ensures reliable, long-lasting fastening under demanding loads
• Rockwell B70 hardness provides superior durability and resistance to wear and deformation
• Class 2A thread fit offers consistent, easy assembly with standard UNC coarse threading
• External hex drive design allows for quick installation and removal with common tools
• Full threading along the 3/8" length maximizes grip and load distribution in various materials
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market acceptance

Professional Applications & Engineering Value

Engineered for precision and reliability, these 4-40 UNC hex head screws in 18-8 stainless steel address critical industrial fastening challenges. The coarse thread spacing and Class 2A thread fit reduce cross-threading risks and speed up assembly in applications like machinery, electronics, and automotive systems. With an 80,000 PSI tensile strength and Rockwell B70 hardness, they withstand vibration and stress, minimizing maintenance needs. The external hex drive ensures secure tool engagement, while the fully threaded design enhances holding power in thin or soft materials, making them a versatile choice for OEMs and maintenance teams seeking durable, compliant fasteners.

Specification Summary & Compliance

This screw features a 4-40 UNC thread size with Class 2A thread fit for precise dimensional accuracy per inch system standards. It is manufactured from 18-8 stainless steel with a length of 3/8", coarse thread spacing, and right-hand thread direction. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring adherence to environmental and safety regulations for industrial use.