S-97832A251 1-64 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Precise alignment and secure assembly ensured by the Class 3A thread fit, minimizing play and vibration in critical applications.
• High-strength performance with a tensile strength of 70,000 psi and shear strength of 35,000 psi for reliable load-bearing capabilities.
• Secure, non-slip fastening provided by the knurled head and 5/64" hex drive, allowing for high-torque installation.
• Robust durability backed by a Rockwell B55 hardness, resisting wear and deformation under stress.
• Wide compatibility with the 1-64 UNC coarse thread and right-hand direction, conforming to common industrial standards.
• Environmental and regulatory compliance meeting RoHS 3 and REACH standards for safe, sustainable use in global markets.

Professional Applications & Engineering Value

This 18-8 Stainless Steel Shoulder Screw is engineered to address common challenges in precision assembly, such as component misalignment and joint failure. The Class 3A thread fit and precisely machined shoulder provide a stable pivot point and secure location for rotating parts, reducing wear in machinery, automation systems, and electronic enclosures. Its coarse UNC thread ensures quick assembly and high resistance to loosening under vibration, while the knurled head and hex drive offer excellent grip for torque-intensive applications. Made from corrosion-resistant stainless steel, it delivers long-term reliability in demanding environments, from manufacturing equipment to medical devices, minimizing maintenance and downtime.

Specification Summary & Compliance

This shoulder screw features a 1-64 UNC thread with a Class 3A fit for high precision, a shoulder diameter of 3/32" with a tolerance of -0.004" to -0.002", and a shoulder length of 1/4" with a tolerance of -0.005" to 0.005". It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are met for industrial use.