S-97381A305 10-24 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Lightweight yet durable construction using 6061 Aluminum for excellent strength-to-weight ratio and corrosion resistance in demanding industrial environments
• Precision Class 3A thread fit ensures superior engagement and vibration resistance for reliable performance in critical assemblies
• 40,000 psi tensile strength provides exceptional load-bearing capacity for high-stress applications requiring dependable fastening
• Knurled socket head design offers improved grip and easier installation with standard hex tools, reducing assembly time and tool slippage
• 1" shoulder length with tight tolerances maintains precise component alignment and acts as an integral bearing surface
• Full compliance with ASME B18.3 standards guarantees dimensional accuracy and interchangeability with other standardized components
• RoHS 3 and REACH compliance ensures environmental responsibility and meets international regulatory requirements

Professional Applications & Engineering Value

This 10-24 UNC shoulder screw delivers exceptional engineering value in precision assemblies where alignment and rotational accuracy are critical. The 6061 Aluminum construction provides the ideal balance of strength and lightweight properties, making it perfect for applications in robotics, aerospace components, and precision machinery. The 1" shoulder length with tight diameter tolerance serves as a precise pivot point or bearing surface, eliminating the need for additional bushings or spacers. The hex socket drive with knurled head texture ensures secure tool engagement during installation, preventing cam-out in high-torque applications. These industrial shoulder screws effectively solve alignment challenges in rotating assemblies while maintaining dimensional stability under operational stresses.

Specification Summary & Compliance

This precision shoulder screw features 10-24 UNC coarse threads with Class 3A thread fit for superior engagement. The shoulder diameter maintains tight tolerance of -0.004" to -0.002" with shoulder length tolerance of -0.005" to 0.005" for precise component alignment. Manufactured in compliance with ASME B18.3 specifications for dimensional accuracy and interchangeability. The fastener is RoHS 3 (2015/863/EU) compliant with exemption 6(b)-II and meets REACH (EC 1907/2006) requirements, ensuring environmental responsibility and regulatory compliance for international markets.