S-91287A427 M20 x 130 mm ISO 4017, DIN 933 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 100,000 psi ensures reliable performance in demanding mechanical assemblies
• Precise Class 6g thread fit guarantees smooth installation and secure fastening connections
• External hex drive design provides superior torque transmission and easy installation with standard tools
• Full threading along the 130mm length offers maximum grip and uniform stress distribution
• Coarse 2.5mm pitch thread enables quick assembly and reduced cross-threading risks
• Compliance with international standards including ISO 4017/DIN 933 ensures consistent quality and interchangeability

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, these M20 hex head screws deliver exceptional performance in machinery assembly, structural frameworks, and equipment manufacturing. The 18-8 stainless steel composition provides superior corrosion resistance, eliminating premature failure in humid or chemical-exposed environments. The coarse metric thread with 2.5mm pitch ensures rapid installation while maintaining vibration resistance, significantly reducing assembly time in production lines. The external hex drive allows for high-torque application without stripping, making these fully threaded fasteners ideal for applications requiring consistent clamping force along the entire 130mm length. These characteristics make them particularly valuable in construction, automotive, and industrial equipment sectors where reliability and durability are paramount.

Specification Summary & Compliance

This metric hex head screw features M20 x 2.5mm coarse threads with Class 6g tolerance ensuring precise fit and interchangeability. Manufactured to ISO 4017/DIN 933 specifications, it guarantees dimensional accuracy and mechanical performance. The product is RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental and safety regulations for industrial use. The right-hand thread direction and fully threaded design provide consistent performance across various assembly requirements.