S-93190A967 1 1/4"-7 x 4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
- Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high stress.
- Optimized for quick assembly featuring coarse UNC threads and a Class 2A fit, ensuring easy starting and reduced cross-threading risk.
- Maximum grip and load distribution from the fully threaded design, providing consistent holding power along the entire 4" length.
- Secure and efficient drive engagement with the external hex head design, allowing for high torque application with standard tools.
- Guaranteed dimensional reliability as it meets ASME B18.2.1 specifications, ensuring interchangeability and fit in demanding applications.
- Safe for regulated industries with compliance to RoHS 3 and REACH, making it suitable for sensitive and international projects.
Professional Applications & Engineering Value
This 1 1/4"-7 UNC hex head screw in 316 stainless steel is engineered to address critical challenges in heavy-duty and corrosive environments. The coarse thread design ensures rapid installation and superior resistance to vibration loosening, making it ideal for construction, marine, and chemical processing equipment. Its fully threaded body and Class 2A thread fit provide uniform stress distribution, preventing joint failure in structural applications. With a high tensile strength of 70,000 psi and excellent corrosion resistance, this external hex drive fastener delivers long-term reliability, reducing maintenance costs and downtime in industrial settings where durability and compliance with strict standards are paramount.
Specification Summary & Compliance
This hex head screw features a 1 1/4"-7 UNC coarse thread with a Class 2A thread fit for consistent dimensional accuracy. It is manufactured in accordance with ASME B18.2.1 standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for global industrial use.
