S-91488A363 5/16"-18 x 1" Elevator Bolts

Key Features & Benefits at a Glance

• Exceptional Tensile Strength: With 70,000 psi tensile strength, this bolt reliably handles heavy loads and resists breaking under stress in demanding applications.
• Superior Corrosion Resistance: The zinc plating provides a durable barrier against rust and corrosion, extending the bolt's service life in various industrial environments.
• Secure Anti-Rotation Design: The ribbed neck firmly grips into materials, preventing the bolt from spinning during installation and ensuring a stable, long-lasting connection.
• Wide Bearing Surface: The flat head with a wide profile distributes clamping force evenly, reducing surface damage and improving joint integrity.
• Easy Installation and Maintenance: The slotted drive allows for quick and straightforward installation using common tools, while the coarse UNC thread facilitates faster assembly.
• Consistent Performance and Fit: Manufactured to Unified Standard Class 2A thread fit, this bolt ensures precise, reliable engagement with nuts for vibration-resistant connections.
• Compliance and Safety Assurance: Meets REACH and RoHS 3 environmental standards, making it a safe and responsible choice for industrial use without hazardous substances.

Professional Applications & Engineering Value

This SAE Grade 2 steel elevator bolt is engineered to solve common industrial challenges, such as securing conveyor belts, elevator buckets, and machinery components where vibration resistance and load-bearing capacity are critical. The fully threaded 5/16"-18 UNC coarse thread design allows for deep engagement and adjustability, while the ribbed neck prevents rotation in soft materials like wood or rubber, eliminating loosening over time. The zinc plated finish enhances durability against moisture and chemicals, reducing maintenance needs in harsh environments. Ideal for material handling systems and industrial assembly, this bolt delivers reliable performance, ensuring operational safety and efficiency with its high tensile strength and standardized dimensions.

Specification Summary & Compliance

This elevator bolt adheres to precise specifications, including a Unified Standard Class 2A thread fit for consistent accuracy and a 5/16"-18 UNC coarse thread with right-hand direction. It is manufactured from SAE Grade 2 steel with a hardness of Rockwell B80 and meets REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) compliance standards, ensuring environmental safety and regulatory adherence for industrial applications.