S-92012A527 6-32 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: The black oxide finish provides superior protection against rust and wear, extending the screw's service life in demanding industrial environments.
• High-Strength Performance: Manufactured from alloy steel with a 140,000 psi tensile strength and Rockwell C32 hardness, this screw ensures reliable performance under high-stress conditions.
• Precise Shoulder for Accurate Alignment: Features a precise shoulder fit with controlled diameter and length tolerances, enabling exact component location and reducing assembly misalignment.
• Secure & Efficient Drive: The socket head with hex drive allows for high-torque installation and a low-profile design, ideal for applications with limited space.
• Reliable Thread Engagement: Class 2A thread fit on the 6-32 UNC coarse thread ensures consistent, secure fastening and easy assembly in a variety of materials.
• Compliant for Global Use: Meets RoHS 3 and REACH compliance standards, ensuring the screw is safe for use in regulated industries and international markets.
• Optimized for Right-Hand Applications: The right-hand thread direction is standard for most machinery, providing familiar and efficient installation.

Professional Applications & Engineering Value

This alloy steel shoulder screw is engineered to solve critical alignment and durability challenges in precision assemblies. The black oxide finish significantly enhances corrosion resistance, making it suitable for environments exposed to moisture or chemicals. The precise shoulder, with its tight diameter and length tolerances, acts as a dependable pivot or spacer, eliminating play in rotating components like gears, pulleys, and linkages. This design prevents fretting and wear, common issues in dynamic applications. Combined with the high tensile strength and Rockwell C32 hardness, it ensures long-term reliability in industrial machinery, automotive systems, and precision instruments. The socket head and hex drive facilitate secure installation in confined spaces, streamlining the assembly process for maintenance and production engineers.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent engagement. The shoulder features precise tolerances: diameter from -0.001" to 0" and length from 0" to 0.002". It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial applications.