S-93691A350 10-32 MS51576-23, NASM51576 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Precise component alignment due to the 1" shoulder with tight diameter and length tolerances, reducing assembly errors and improving product quality.
• High strength and durability with Rockwell B55 hardness and 70,000 psi tensile strength, capable of withstanding heavy loads and repetitive use.
• Secure and efficient installation using the hex socket drive, allowing for high torque application without slippage and easy access in confined spaces.
• Accurate and reliable threading with 10-32 UNF fine thread and Class 2A fit, ensuring consistent engagement and vibration resistance.
• Compliance with stringent standards including MS51576-23, RoHS 3, and REACH, guaranteeing safety and regulatory adherence for global markets.
• Versatile right-hand thread design for standard applications, facilitating quick assembly and disassembly in various industrial settings.

Professional Applications & Engineering Value

This precision shoulder screw is engineered to address critical alignment and stability challenges in demanding industrial applications. Made from 18-8 Stainless Steel with a passivated finish, it resists corrosion and wear in environments like machinery, automotive assemblies, and electronic enclosures. The 1" precise shoulder provides a stable pivot or locating point, minimizing misalignment and reducing stress on connected parts. Combined with the 10-32 UNF fine thread and Class 2A fit, it ensures secure fastening in high-vibration settings, enhancing the longevity and performance of equipment. Ideal for use in precision instruments, robotic systems, and fixturing devices, this screw delivers consistent reliability where exact tolerances are crucial.

Specification Summary & Compliance

The screw adheres to Class 2A thread fit and UNF standard for precise dimensional accuracy, with shoulder diameter tolerance of -0.001" to 0" and length tolerance of 0" to 0.002". It meets MS51576-23 specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring environmental safety and regulatory conformity.