S-90265A129 M4 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and reducing maintenance costs.
• Precise component alignment enabled by the 5 mm diameter shoulder with tight tolerance, minimizing assembly errors.
• High-strength performance offering 70,000 psi tensile strength and 35,000 psi shear strength for reliable load-bearing applications.
• Efficient torque transmission via the 2.5 mm hex socket drive, reducing tool slippage and speeding up installation.
• Enhanced grip and handling with a knurled head texture, facilitating manual adjustments in tight spaces.
• Accurate and durable threading with Class 5g6g metric coarse thread (M4 x 0.7 mm), ensuring secure fastening and reusability.
• Compliance with environmental regulations including RoHS 3 and REACH, supporting sustainable and safe industrial operations.

Professional Applications & Engineering Value

This precision M4 shoulder screw is engineered to address common industrial challenges such as misalignment and corrosion-induced failure. Made from 18-8 stainless steel, it provides excellent resistance to rust and chemicals, extending service life in demanding settings like machinery, automotive assemblies, and electronic enclosures. The hex socket head and knurled texture allow for secure tool engagement and easy manual handling, reducing installation time and improving workflow efficiency. With a coarse thread pitch of 0.7 mm and a sturdy shoulder, it ensures precise positioning and vibration resistance, making it ideal for pivots, guides, and rotating components where durability and accuracy are critical.

Specification Summary & Compliance

The screw features a Class 5g6g thread fit per metric standards, ensuring tight tolerances for reliable performance. Key dimensions include a shoulder diameter of 5 mm (tolerance: -0.072 to -0.01 mm) and shoulder length of 10 mm (tolerance: 0 to 0.25 mm), supporting high precision in assembly. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its suitability for global industrial applications without hazardous substances.