S-92957A350 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Effortless manual installation and removal with a knurled thumb head and integrated hex drive for superior grip without tools
• Exceptional corrosion resistance provided by 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Precise component alignment and pivot points enabled by a 25mm shoulder with a tight diameter tolerance for secure assembly
• High-strength performance under load with a tensile strength of 70,000 psi and Rockwell B83 hardness for demanding applications
• Reliable and consistent threading with a Class 6g thread fit and coarse M5x0.8 pitch for quick assembly and vibration resistance
• Compliance with global environmental standards, being RoHS 3 and REACH compliant for use in regulated industries
• Dual-drive versatility combining a thumb head for hand-tightening and a 3mm hex drive for added torque when needed

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to solve critical challenges in industrial assembly and machinery design. The 25mm shoulder length with a precise fit acts as a built-in spacer or pivot, eliminating the need for additional bushings and reducing component count in assemblies. Manufactured from 18-8 stainless steel, it provides excellent resistance to rust and corrosion, making it ideal for applications in electronics, automotive, and food processing equipment where cleanliness and durability are paramount. The knurled thumb head and hex drive offer dual functionality, enabling quick manual adjustments in hard-to-reach areas or secure fastening with a tool. Its Class 6g thread fit and coarse pitch ensure rapid installation and high resistance to loosening under vibration, streamlining production and maintenance workflows while enhancing the longevity of the final product.

Specification Summary & Compliance

This precision shoulder screw features an M5x0.8 metric thread with a Class 6g tolerance and a right-hand thread direction. The shoulder has a diameter of 6mm with a tolerance of -0.025 to 0 mm and a length of 25mm with a tolerance of 0 to 0.05 mm, ensuring precise fitment. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industrial applications.