S-97345A327 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
• Exceptional mechanical strength delivering 70,000 psi tensile and 35,000 psi shear strength for reliable load-bearing performance
• Precise Class 3A thread fit ensuring tight tolerances and secure fastening in critical assemblies
• Easy installation and removal with hex socket drive and knurled head for improved grip and torque application
• Durable shoulder design providing stable bearing surfaces and accurate component alignment
• Compliance with industry regulations including RoHS 3 and REACH for safe use in regulated applications
• Coarse UNC threads offering faster assembly and reduced cross-threading risk in industrial settings

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw with 8-32 UNC coarse threads addresses critical engineering challenges in precision machinery, automation systems, and industrial equipment. The Class 3A thread fit maintains dimensional stability in high-vibration environments, while the knurled head and hex socket drive facilitate secure tool engagement during assembly. The corrosion-resistant material ensures long-term reliability in moist or chemically aggressive settings, making it ideal for manufacturing equipment, robotics, and precision instruments where alignment accuracy and shear strength are paramount. The combination of 70,000 psi tensile strength and precise shoulder dimensions provides reliable pivot points and bearing surfaces in mechanical assemblies.

Specification Summary & Compliance

This shoulder screw features 8-32 UNC coarse threads with Class 3A precision fit, ensuring exacting dimensional accuracy. The shoulder maintains tight tolerances with diameter tolerance of -0.004" to -0.002" and length tolerance of -0.005" to 0.005". Manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards, this fastener is suitable for regulated industrial applications requiring environmental and safety conformity.