S-94361A112 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional Tensile Strength – With 140,000 psi tensile strength, this shoulder screw ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior Corrosion Resistance – The black oxide finish provides enhanced protection against rust and wear, extending service life in demanding industrial environments.
• Precision Thread Fit – Class 3A thread offers tighter tolerances for secure, vibration-resistant connections, minimizing loosening in dynamic assemblies.
• High Hardness & Durability – Rockwell C32 hardness ensures the screw maintains its shape and strength under heavy loads and repeated use.
• Easy Installation & Grip – The knurled socket head with hex drive allows for quick, slip-resistant tightening using standard tools, speeding up assembly processes.
• Accurate Shoulder Dimensions – Consistent shoulder diameter and length with tight tolerances provide stable alignment and spacing in precision machinery and fixtures.
• Compliant with Global Standards – Meets RoHS 3 and REACH regulations, ensuring safe, environmentally responsible use in international markets.

Professional Applications & Engineering Value

This 10-32 UNF shoulder screw is engineered from alloy steel to address critical industrial needs for strength and precision. The Class 3A thread fit and fine thread spacing deliver superior holding power in applications subject to vibration, such as robotics, automotive assemblies, and precision instruments. The black oxide finish enhances corrosion resistance, making it suitable for environments exposed to moisture or chemicals. With a knurled socket head and hex drive, installation is efficient and secure, reducing assembly time and tool wear. Ideal for use in jigs, fixtures, and rotating machinery, this shoulder screw provides reliable shoulder support and alignment, ensuring long-term operational stability and reduced maintenance.

Specification Summary & Compliance

This shoulder screw features a 10-32 UNF thread with Class 3A fit for high precision, and a shoulder diameter of 1/4" with tight tolerances for consistent performance. Manufactured from alloy steel with Rockwell C32 hardness and 140,000 psi tensile strength, it meets stringent industrial requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global supply chains.