S-97133A110 M3 x 4 mm Sanitary Stainless Steel Truss Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316L stainless steel construction, ideal for harsh environments like food processing and sanitary applications
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B96 hardness for reliable, long-lasting performance under stress
• Precision thread fit with Class 6g coarse pitch, ensuring easy assembly and secure fastening in various materials
• Enhanced hygiene and cleanability thanks to a smooth 32 Ra exterior finish and fully threaded design that minimizes particle entrapment
• Secure and efficient installation with wrench flats drive style, providing excellent torque transmission and reducing tool slippage
• Optimized head design with a wide truss profile, distributing clamp force effectively and reducing surface pressure
• Regulatory compliance assurance with RoHS 3 (2015/863/EU) conformity, meeting strict environmental and safety standards

Professional Applications & Engineering Value

This M3 rounded truss head screw is engineered to address critical challenges in food industry and sanitary applications, where corrosion resistance, cleanliness, and reliability are paramount. The 316L stainless steel material provides excellent resistance to corrosive agents like chlorides and acidic environments, preventing contamination and extending equipment lifespan. The Class 6g coarse thread and fully threaded design facilitate quick, secure fastening in assemblies requiring frequent disinfection, while the 32 Ra smoothness and truss head profile minimize bacterial harborage points. With a wrench flats drive, these metric screws ensure consistent torque application, reducing installation errors and maintenance downtime in demanding industrial settings.

Specification Summary & Compliance

This fastener adheres to metric thread standards with M3 x 0.5mm coarse pitch and Class 6g thread fit for precise dimensional accuracy. It is manufactured from 316L stainless steel with a tensile strength of 70,000 psi and hardness of Rockwell B96. The product is fully compliant with RoHS 3 (2015/863/EU) regulations, ensuring it meets environmental and safety requirements for restricted substances.