S-91287A511 M18 x 30 mm ISO 4017, DIN 933 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life
• High tensile strength of 100,000 psi ensures reliable performance under heavy loads and mechanical stress
• Fully threaded design provides maximum grip and uniform clamping force across the entire length
• Coarse 2.5mm pitch thread enables quick assembly and reduced risk of cross-threading in industrial applications
• Precise Class 6g thread fit guarantees consistent engagement and vibration resistance in dynamic conditions
• External hex drive with 27mm head width allows for high-torque installation using standard tools
• Compliance with ISO 4017/DIN 933 standards ensures dimensional accuracy and international interchangeability

Professional Applications & Engineering Value

This M18 hex head screw delivers exceptional engineering value in demanding industrial settings where corrosion resistance and structural integrity are paramount. Manufactured from 18-8 stainless steel, it effectively combats rust and chemical degradation in marine, chemical processing, and outdoor applications. The coarse metric thread with 2.5mm pitch provides rapid installation in structural steel, machinery assembly, and heavy equipment manufacturing, reducing labor time while maintaining secure fastening. The fully threaded design ensures consistent load distribution across the entire 30mm length, preventing joint loosening under vibration. With its external hex drive facilitating high-torque application, this screw solves critical challenges in maintenance accessibility and assembly efficiency for B2B technical purchasers.

Specification Summary & Compliance

This metric hex head screw features M18 x 2.5mm coarse threading with Class 6g thread fit tolerance per ISO standards, ensuring precise dimensional compliance. Manufacturing specifications strictly adhere to ISO 4017/DIN 933 for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and regulatory acceptance for industrial distribution and use.