S-93180A230 1/4"-20 x 1 1/2" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction for extended service life in harsh environments
• Exceptional anti-rotation performance thanks to the integrated square neck that prevents spinning during installation
• High tensile strength of 70,000 psi ensures reliable fastening in demanding industrial applications
• Rockwell B55 hardness provides excellent durability and resistance to deformation under load
• Class 2A thread fit offers optimal assembly efficiency while maintaining secure connections
• Wide rounded head design distributes clamping force effectively and provides a finished appearance
• Full threading allows for maximum engagement depth and versatile installation options

Professional Applications & Engineering Value

This 316 stainless steel carriage bolt delivers exceptional engineering value through its combination of corrosion-resistant material and anti-rotation square neck design. The UNC coarse thread pattern ensures rapid installation in wood, metal, and composite materials while the wide rounded head provides superior bearing surface distribution. Engineered to solve common industrial fastening challenges, this 1/4"-20 carriage bolt prevents rotation during torque application, eliminating the need for secondary locking mechanisms. The fully threaded configuration offers installation flexibility across various material thicknesses, making it ideal for structural applications, machinery assembly, and outdoor equipment where corrosion resistance and reliable anti-rotation performance are critical requirements.

Specification Summary & Compliance

This carriage bolt features precision 1/4"-20 UNC coarse threads with Class 2A fit tolerance for consistent assembly performance. Manufactured in compliance with ASME B18.5 standards for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. With a specified tensile strength of 70,000 psi and Rockwell B55 hardness, this fastener delivers reliable performance in industrial applications requiring standardized inch measurements.