S-92620A830 3/4"-10 x 1" ASME B18.2.1, SAE J429 High-Strength Grade 8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capability with 150,000 psi tensile strength for reliable performance in demanding applications.
• Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh environments.
• High hardness rating of Rockwell C33 ensures excellent wear resistance and durability under stress.
• Easy installation and removal with external hex drive and coarse UNC threads for quick assembly.
• Precise thread fit with Class 2A tolerance ensuring secure fastening and vibration resistance.
• Full threading along the 1" length offers maximum grip and adjustability in various material thicknesses.
• Compliance with industry standards including ASME B18.2.1 and SAE J429 guarantees consistent quality and safety.

Professional Applications & Engineering Value

This Grade 8 hex head screw is engineered to address critical industrial challenges, such as structural integrity and long-term reliability in heavy machinery, construction, and automotive assemblies. The steel material combined with a zinc yellow-chromate finish provides robust protection against corrosion, reducing maintenance costs and downtime. With its 3/4"-10 UNC coarse thread and external hex drive, it ensures efficient installation in high-vibration environments, preventing loosening. Ideal for applications requiring high tensile strength and precise thread fit, this fastener delivers consistent performance in demanding conditions, supporting operational efficiency and safety.

Specification Summary & Compliance

The screw features a Class 2A thread fit per UNC standards, ensuring dimensional accuracy and compatibility. It meets ASME B18.2.1 and SAE J429 specifications for manufacturing consistency. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its environmental and safety standards for industrial use.