S-94050A150 5/16"-18 x 1" ASME B18.5 Carriage Bolts
Carriage Bolts
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Basic Information
Head Parameters
Neck & Shank Parameters
Dimension Parameters
Thread Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with silicon bronze construction, ideal for marine and harsh industrial environments
- Enhanced anti-rotation performance through integrated square neck design that prevents spinning during installation
- Reliable coarse UNC threading (5/16"-18) with Class 2A fit for secure fastening and easy assembly
- Full threading along 1" length provides maximum engagement and flexibility in various material thicknesses
- Rounded head with wide profile distributes load evenly while offering a finished appearance
- Compliance with ASME B18.5 standards ensures consistent quality and dimensional accuracy
- Environmental regulation compliance with RoHS 3 and REACH for safe use in regulated industries
Professional Applications & Engineering Value
This silicon bronze carriage bolt delivers exceptional performance where corrosion resistance is critical. The square neck design mechanically locks into materials during installation, eliminating rotation issues common in high-vibration applications. With fully threaded UNC coarse threading and Class 2A thread fit, it provides reliable engagement in wood, metal, and composite materials. The combination of marine-grade silicon bronze material and inch measurement specifications makes it particularly valuable for boat building, offshore structures, chemical processing equipment, and coastal construction where saltwater exposure demands superior corrosion protection without sacrificing mechanical strength.
Specification Summary & Compliance
This carriage bolt features 5/16"-18 UNC coarse threading with Class 2A thread fit for precise dimensional accuracy. Manufactured to ASME B18.5 standards for consistent quality and performance. The product is RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting current environmental regulations for industrial use. Specifications include a 1" length, 0.719" head diameter, and square neck measuring 0.33" width by 0.19" length for secure anti-rotation performance.
