S-93190A348 5/16"-24 x 1 1/4" 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 in harsh environments due to 316 stainless steel construction
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads
- Fine UNF thread design provides superior vibration resistance and precise clamping force
- Class 2A thread fit guarantees smooth installation and consistent assembly quality
- External hex drive allows for high-torque installation with standard tools
- Full threading enables maximum grip length and uniform stress distribution
- Compliance with ASME B18.2.1 ensures dimensional accuracy and interchangeability
Professional Applications & Engineering Value
This 5/16"-24 UNF hex head screw delivers exceptional engineering value in demanding industrial environments where corrosion resistance and mechanical reliability are critical. The 316 stainless steel composition provides outstanding protection against chemical exposure, saltwater, and extreme temperatures, making it ideal for marine equipment, chemical processing plants, and food-grade applications. The fine thread configuration maintains secure fastening under vibration-prone conditions, while the external hex drive accommodates high-torque installation without stripping. With full threading along the 1-1/4" length, this fastener ensures maximum engagement and uniform load distribution, preventing joint failure in structural assemblies and heavy machinery.
Specification Summary & Compliance
This hex head screw features precise Class 2A thread fit with 5/16"-24 UNF fine threads and right-hand threading direction. Manufacturing complies with ASME B18.2.1 dimensional standards, ensuring interchangeability and reliable performance. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, containing no restricted substances. Mechanical properties include Rockwell B70 hardness and 70,000 psi tensile strength, validated through quality control processes.
