S-92356A162 1/4"-20 x 9" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
• Enhanced anti-rotation security through the square neck design that prevents spinning during installation and use
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity for demanding industrial applications
• Optimized thread engagement with UNC coarse threading and Class 2A fit for faster assembly and consistent performance
• Versatile partial threading allows for both secure fastening and adjustable positioning in various material thicknesses
• Wide rounded head profile provides increased bearing surface for better load distribution and reduced surface damage
• Compliance with industry standards including ASME B18.5 ensures dimensional accuracy and interchangeability

Professional Applications & Engineering Value

This heavy-duty carriage bolt delivers exceptional engineering value through its 18-8 stainless steel composition, offering superior corrosion resistance that withstands moisture, chemicals, and outdoor exposure. The square neck design fundamentally solves the common problem of bolt rotation during tightening, ensuring secure installation in wood, metal, and composite materials. With UNC coarse threading and partial threading, it provides optimal performance in construction, agricultural equipment, and structural framing applications where vibration resistance and quick assembly are critical. The combination of 70,000 psi tensile strength and Rockwell B55 hardness makes it ideal for load-bearing scenarios in industrial machinery, transportation equipment, and infrastructure projects requiring reliable, long-term fastening solutions.

Specification Summary & Compliance

This 1/4"-20 carriage bolt features precise Class 2A thread fit tolerances and UNC coarse thread specifications ensuring dimensional accuracy and compatibility. Manufactured in compliance with ASME B18.5 standards for consistent quality and performance. The product meets RoHS 3 (2015/863/EU) compliance for restricted hazardous substances and REACH (EC 1907/2006) regulations for chemical safety, making it suitable for global industrial applications with strict environmental requirements.