S-90269A899 M12 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 316 stainless steel construction, ideal for harsh environments and extended service life.
• Exceptional mechanical strength with 70,000 psi tensile strength and 35,000 psi minimum shear strength for reliable performance in demanding applications.
• Precise and secure assembly ensured by the Class 5g6g thread fit, providing excellent dimensional accuracy and fit.
• Enhanced durability and wear resistance from the black oxide finish, which also adds a sleek, non-reflective appearance.
• Easy and secure installation with a 10 mm hex socket drive and knurled head for improved grip and torque application.
• Accurate component alignment due to the precisely machined shoulder with a diameter of 20 mm and length of 25 mm.
• Compliance with global environmental standards, being RoHS 3 and REACH compliant for safe and responsible use.

Professional Applications & Engineering Value

This M12 shoulder screw is engineered to solve critical fastening challenges in industrial settings. The 316 stainless steel material offers outstanding resistance to corrosion and chemicals, making it perfect for marine, chemical processing, and outdoor equipment where moisture and corrosive agents are prevalent. The black oxide finish not only enhances corrosion protection but also reduces light reflection, which is beneficial in optical or sensitive assembly environments. With a coarse thread pitch of 1.75mm and Class 5g6g thread fit, it ensures quick assembly and reliable holding power in high-vibration applications like machinery, automotive assemblies, and conveyor systems. The integrated shoulder provides precise location and pivot points for moving parts, reducing wear and simplifying maintenance in precision engineering projects.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M12 thread size and 1.75 mm coarse pitch. The thread fit conforms to Class 5g6g tolerance, ensuring high precision. The shoulder diameter is 20 mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 25 mm with a tolerance of 0 to 0.25 mm for consistent performance. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its safety and environmental responsibility.