S-91792A066 1-72 x 1/4" ASME B18.6.3 Stainless Steel Pan Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength delivering 100,000 psi tensile strength and Rockwell B100 hardness for reliable load-bearing performance
• Precise fine thread engagement with 1-72 UNF threading and Class 2A fit ensuring vibration-resistant, secure fastening
• Optimized drive efficiency through slotted pan head design providing straightforward installation with standard tools
• Full thread coverage along the 1/4" length maximizes grip strength and distribution across connected components
• Regulatory compliance assurance meeting ASME B18.6.3 manufacturing standards and environmental regulations (RoHS 3, REACH)
• Right-hand thread direction enables intuitive installation following conventional assembly practices

Professional Applications & Engineering Value

Engineered for precision assemblies requiring fine thread spacing and consistent clamping force, these rounded head slotted screws solve critical challenges in electronics, instrumentation, and aerospace components. The 18-8 stainless steel material combined with passivated finish provides exceptional resistance to oxidation and chemical exposure, extending service life in demanding conditions. The Class 2A thread fit maintains tight tolerances while allowing for smooth installation, reducing assembly time and preventing cross-threading. With fully threaded design and high tensile strength, these screws distribute stress evenly across the entire fastener length, making them ideal for applications where vibration resistance and joint integrity are paramount.

Specification Summary & Compliance

This 1-72 UNF screw features precision Class 2A thread fit with fine thread spacing, manufactured to ASME B18.6.3 specifications. The fastener maintains dimensional accuracy with 1/4" length and standard pan head profile. Compliance is verified with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring restricted substance control.