S-92981A512 M12 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 140,000 psi tensile strength and 84,000 psi minimum shear strength for reliable performance in demanding applications
• Precision shoulder alignment with 16mm diameter and 100mm length providing stable bearing surfaces and accurate component positioning
• Superior corrosion resistance through black oxide finish that protects against rust and extends service life in harsh environments
• Optimized thread engagement with Class 5g6g fit and coarse 1.75mm pitch ensuring secure fastening and vibration resistance
• Enhanced durability from Rockwell C32 hardness alloy steel construction that withstands wear and maintains dimensional stability
• Efficient installation and maintenance with 8mm hex socket drive allowing high torque application in confined spaces
• Global compliance assurance meeting ISO 7379 standards and environmental regulations including RoHS 3 and REACH

Professional Applications & Engineering Value

This M12 shoulder screw delivers critical engineering solutions for precision machinery and industrial equipment where accurate alignment and rotational movement are paramount. The alloy steel construction with black oxide finish provides exceptional corrosion resistance in manufacturing environments exposed to moisture and chemicals. The precisely machined 16mm shoulder diameter with tight tolerance control ensures perfect bearing surfaces for pivoting mechanisms, while the 100mm shoulder length maintains proper spacing between components. The socket head design with 8mm hex drive enables high-torque installation in confined spaces, making these metric shoulder screws ideal for automation systems, conveyor equipment, and precision tooling where reliability and repeatability are essential.

Specification Summary & Compliance

This precision shoulder screw features M12x1.75 coarse thread with Class 5g6g thread fit according to metric standards. The shoulder diameter maintains -0.072 to -0.01 mm tolerance while shoulder length tolerance is controlled within 0 to 0.25 mm. Manufactured to ISO 7379 specifications with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications and export requirements.