S-93015A230 1/2"-13 x 2 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in demanding environments
• Excellent hand-tightening capability thanks to the large 1 1/4" knurled head providing maximum grip and torque
• High mechanical strength with 80,000 psi tensile strength and Rockwell B83 hardness for reliable load-bearing applications
• Quick and easy installation with coarse 1/2"-13 UNC threading and Class 2A fit ensuring smooth engagement
• Versatile partial threading design allowing for precise positioning and secure fastening in various material thicknesses
• Low-profile round head design minimizing protrusion while maintaining excellent turning leverage
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

This heavy-duty thumb screw delivers exceptional engineering value through its 18-8 stainless steel composition, providing superior corrosion resistance that withstands harsh industrial environments. The knurled head with 1 1/4" diameter offers unmatched manual torque application, eliminating the need for tools in applications requiring frequent adjustments. The 1/2"-13 UNC coarse threading with Class 2A fit ensures rapid installation and reliable engagement in various materials, while the partially threaded design with extended tip facilitates precise alignment and secure fastening. Ideal for machinery guards, access panels, and equipment requiring regular maintenance, this right-hand thread screw combines user-friendly operation with industrial-grade durability, making it perfect for maintenance technicians and assembly line applications where tool-less fastening is essential.

Specification Summary & Compliance

This thumb screw features precise Class 2A thread fit according to UNC standards with 1/2"-13 coarse threading and right-hand direction. The manufacturing specifications include 80,000 psi tensile strength, Rockwell B83 hardness, and dimensions of 2 1/2" length with 1 3/4" thread length. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and workplace safety compliance for industrial applications.