S-91465A236 5/8"-11 x 11" ASTM A307 Square Head Screws
Square 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 strength for demanding applications with ASTM Grade A steel construction providing 60,000 psi tensile strength
- Enhanced durability and wear resistance thanks to Rockwell B69 hardness for long service life
- Reliable coarse threading (UNC) ensures quick installation and secure fastening in various materials
- Optimized partially threaded design with 1 3/4" minimum thread length for precise grip and clamping force
- Easy installation and removal with external square drive head that withstands high torque applications
- Precision thread fit (Class 2A) guarantees consistent performance and interchangeability
- Environmentally compliant manufacturing meeting RoHS 3 standards for safe industrial use
Professional Applications & Engineering Value
This 5/8"-11 UNC Square Head Screw delivers exceptional engineering value for heavy-duty industrial applications where reliability is paramount. Manufactured from ASTM A307 Grade A steel, it provides the ideal balance of strength and toughness for construction, machinery assembly, and structural fastening. The coarse UNC threading and partially threaded shank prevent loosening under vibration while allowing for precise tension control. The external square drive head design enables high-torque installation with standard tools, making it perfect for applications requiring robust fastening solutions in challenging environments. Its combination of 60,000 psi tensile strength and standardized dimensions ensures consistent performance across industrial projects.
Specification Summary & Compliance
This square head screw features Unified Standard Class 2A thread fit with 5/8"-11 UNC coarse threading and right-hand direction. The fastener meets ASTM A307 specifications for Grade A steel with Rockwell B69 hardness and 60,000 psi tensile strength. Manufacturing complies with RoHS 3 (2015/863/EU) environmental standards, ensuring safe use across various industrial sectors. Dimensions include 11" length, 15/16" head width, and 27/64" head height in the inch measurement system.
