S-90400A146 6-32 x 3/8" ASME B18.13 Steel Pan Head Phillips Screws with Spring Lock Washer

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Enhanced vibration resistance through integrated spring lock washer, preventing loosening under dynamic loads
• High tensile strength of 60,000 psi ensures reliable fastening in critical applications
• Rockwell B70 hardness provides excellent durability and wear resistance
• Class 2A thread fit guarantees consistent, precise installation with standard UNC coarse threading
• Phillips drive with pan head design offers secure, flush mounting and easy installation
• Full threading enables maximum grip length and holding power across the entire fastener

Professional Applications & Engineering Value

These zinc-plated steel pan head screws with integrated spring lock washers deliver exceptional engineering value in vibration-prone applications. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures reliable performance in industrial machinery, electrical enclosures, and automotive assemblies where constant movement and stress are concerns. The UNC coarse threading with Class 2A fit provides quick installation and secure fastening, while the Phillips drive system allows for efficient assembly operations. The zinc plating offers corrosion protection, making these fully threaded screws ideal for manufacturing environments requiring durable, maintenance-free fastening solutions.

Specification Summary & Compliance

This 6-32 x 3/8" screw features Class 2A thread fit with UNC coarse threading and right-hand thread direction. Manufacturing complies with ASME B18.13 specifications for dimensional accuracy and performance. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring environmental responsibility and regulatory adherence for global industrial applications.