S-92545A155 M4 x 14 mm Thumb Screws

Key Features & Benefits at a Glance

• Superior hand-tightening grip with a fully knurled 10 mm diameter head for easy installation and removal without tools
• Exceptional corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh or washdown environments
• High mechanical strength and durability with Rockwell B96 hardness and 90,000 psi tensile strength for reliable, repeated use
• Optimized thread engagement with M4 x 0.7 mm coarse threads and Class 6g fit ensuring secure fastening and vibration resistance
• Space-saving low-profile round head design for applications with limited clearance while maintaining ample turning surface
• Controlled threading depth with 12.5 mm partially threaded shank to prevent over-tightening and protect sensitive components
• Full regulatory compliance meeting RoHS 3 and REACH standards for safe use in regulated industries and global markets

Professional Applications & Engineering Value

This M4 thumb screw delivers critical advantages in industrial and electronic assemblies where frequent access and corrosion resistance are paramount. The 18-8 stainless steel material ensures long-term performance in moist, chemical, or outdoor environments, eliminating rust-related failures. Its coarse knurled head provides positive grip even with oily hands or gloves, speeding up maintenance cycles on machinery, enclosures, and access panels. The low-profile round head minimizes snagging while the partially threaded design with Class 6g thread fit prevents cross-threading and damage to mating components. These features make it ideal for securing electronic test equipment, industrial control cabinets, medical devices, and precision instruments where reliable, tool-free fastening is essential.

Specification Summary & Compliance

This metric thumb screw features M4 x 0.7 mm coarse threads with Class 6g tolerance for precise fit, right-hand thread direction, and 12.5 mm partial threading on a 14 mm overall length. Manufacturing complies with standard metric thread specifications. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to environmental and safety regulations for hazardous substances.