S-92356A115 1/4"-20 x 7/8" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and outdoor applications
• Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable, heavy-duty performance
• Effective anti-rotation locking provided by the integrated square neck design, preventing bolt spin during installation and use
• Broad compatibility and easy installation with UNC coarse threading and Class 2A fit, ensuring quick assembly with standard tools
• Full-thread engagement along the 7/8" length for maximum grip and load distribution in various material thicknesses
• Regulatory compliance assurance meeting ASME B18.5 standards and environmental directives (RoHS 3 & REACH) for safe, global usage
• Wide-rounded head profile for increased bearing surface and reduced risk of surface damage during tightening

Professional Applications & Engineering Value

This 1/4"-20 UNC Carriage Bolt in 18-8 Stainless Steel is engineered to address common industrial challenges such as vibration loosening and material degradation. The square neck securely locks into wood or metal, eliminating rotation during torque application—critical in machinery, construction, and transportation assemblies. Its fully threaded design with coarse spacing ensures rapid installation and robust holding power, while the corrosion-resistant material withstands moisture, chemicals, and temperature variations. Ideal for structural frameworks, agricultural equipment, and marine fixtures, this bolt delivers long-term reliability, reducing maintenance frequency and downtime in demanding industrial applications.

Specification Summary & Compliance

This carriage bolt features precise Class 2A thread fit and adheres to UNC coarse thread standards with a 1/4"-20 thread size. Manufactured in compliance with ASME B18.5 specifications, it ensures dimensional accuracy and interchangeability. The product is verified to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming it is free of hazardous substances and suitable for environmentally regulated markets.