S-95185A440 1/2"-20 Press-Fit Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments
• Secure panel retention with press-fit design that eliminates the need for welding or adhesives, reducing assembly time and costs
• Precision thread engagement through Class 2B fit and 1/2"-20 UNF fine threads, providing consistent clamping force and vibration resistance
• Easy installation with round head shape and specified 21/32" drill preparation, minimizing tool changes and operator errors
• Durable performance in panels as thin as 0.125", offering versatile mounting solutions for various enclosure designs
• Regulatory compliance with RoHS 3 standards, meeting global environmental requirements for hazardous substance restrictions
• Right-hand thread orientation for standard tool compatibility and familiar installation procedures across assembly lines

Professional Applications & Engineering Value

This zinc-plated steel press-fit nut delivers exceptional value in panel mounting applications where traditional fastening methods prove inefficient. The 1/2"-20 UNF fine thread configuration maintains superior tension in thin materials, preventing stripping and loosening under dynamic loads. Engineered for 0.125" minimum panel thickness, it solves common challenges in electronics enclosures, machinery guards, and automotive components by providing reliable threaded points without compromising structural integrity. The press-fit installation eliminates thermal distortion risks from welding and adhesive cure times, while the round head design ensures smooth surface transition for improved aesthetics and safety.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with Class 2B thread fit ensuring consistent engagement with mating components. The UNF thread standard guarantees compatibility with industry-standard fasteners, while the specified 21/32" drill bit diameter (0.6563") maintains proper interference fit. Fully compliant with RoHS 3 (2015/863/EU) regulations, containing no restricted hazardous substances. PEM® part number S-0820-1ZI identifies this right-hand threaded fastener engineered for reliable performance in professional industrial applications.