S-93190A962 1 1/4"-7 x 3" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments.
- High tensile strength of 70,000 psi ensures reliable performance in heavy-duty applications, reducing the risk of fastener failure.
- Rockwell B70 hardness provides excellent durability and wear resistance for long-lasting connections.
- External hex drive design allows for easy installation and high torque application with standard tools.
- Coarse UNC threads enable quick assembly and better performance in materials like steel and cast iron.
- Class 2A thread fit offers consistent, free-spinning assembly for efficient production line use.
- Full threading along the 3" length provides maximum grip and adjustability in various material thicknesses.
Professional Applications & Engineering Value
Engineered for demanding environments, this 1 1/4"-7 UNC hex head screw in 316 stainless steel delivers exceptional corrosion resistance, making it perfect for chemical processing, marine equipment, and outdoor structures. The coarse thread design and external hex drive facilitate rapid installation in heavy machinery and construction projects, reducing labor time. With a 70,000 psi tensile strength and Rockwell B70 hardness, it withstands high stress and vibration, preventing loosening in critical assemblies. Fully threaded for versatile grip, it ensures secure fastening in thick materials, solving common issues of joint failure and maintenance downtime in industrial settings.
Specification Summary & Compliance
This screw features a 1 1/4"-7 UNC coarse thread with Class 2A thread fit for standard inch-system tolerances, ensuring precise and interchangeable assembly. It is manufactured to meet ASME B18.2.1 specifications for dimensional accuracy and performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it adheres to environmental and safety standards, making it suitable for global industrial use.
