S-8077A236 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and extended service life.
• Enhanced durability and wear resistance from the Black Oxide finish, which also reduces light reflection and provides a sleek appearance.
• High-strength performance offering 70,000 psi tensile strength and 35,000 psi shear strength for reliable use in demanding mechanical applications.
• Precise and secure fastening ensured by the Class 3A thread fit and UNC coarse threading, minimizing the risk of loosening under vibration.
• Easy installation and removal with a knurled socket head and hex drive, allowing for better grip and torque application without slippage.
• Accurate alignment and spacing provided by the precisely machined shoulder with tight diameter and length tolerances.
• Compliance with environmental and safety standards, including RoHS 3 and REACH, ensuring suitability for regulated industrial sectors.

Professional Applications & Engineering Value

This 316 Stainless Steel Shoulder Screw with a Black Oxide finish and UNC coarse threading is engineered to address critical challenges in industrial assembly, such as component misalignment and corrosion-induced failure. The Class 3A thread fit ensures tight, reliable fastening in high-vibration environments, while the robust shoulder design provides stable pivoting and precise locating in machinery, automation systems, and precision instruments. Its high tensile and shear strength makes it suitable for heavy-duty applications, including conveyor systems, motor mounts, and robotic arms, where consistent performance and longevity are essential. The corrosion-resistant properties and compliant standards further enhance its value in sectors like aerospace, marine, and chemical processing, reducing maintenance costs and downtime.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional standards, including a Class 3A thread fit for superior accuracy and UNC coarse threading. Key specifications include a shoulder diameter tolerance of -0.004" to -0.002" and shoulder length tolerance of -0.005" to 0.005", ensuring reliable performance in assembly. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industrial applications.