S-90876A150 1/4"-20 Thumb Nuts

Key Features & Benefits at a Glance

• Quick hand-tightening capability with 1 3/8" width for superior grip, reducing assembly time and eliminating the need for tools in maintenance and adjustments.
• Durable steel construction ensures long-lasting performance and resistance to wear in demanding industrial environments.
• Corrosion-resistant properties enhance longevity and reliability, making it suitable for various operational conditions.
• Precise Class 2B thread fit guarantees smooth engagement and secure fastening with mating components, minimizing the risk of cross-threading.
• 1/4"-20 UNC coarse threads provide faster installation and are less prone to clogging with debris in rugged applications.
• Standard wing nut profile offers ergonomic handling and easy manual operation for frequent adjustments.
• Right-hand thread direction ensures compatibility with standard assemblies, simplifying inventory and usage.

Professional Applications & Engineering Value

This heavy-duty steel thumb nut is engineered to address common challenges in industrial and maintenance settings, where speed and reliability are critical. The 1/4"-20 UNC coarse thread design allows for rapid hand-tightening, reducing downtime during equipment adjustments or repairs. Its standard wing nut profile and generous 1 3/8" width provide an ergonomic grip, enabling secure fastening without specialized tools—ideal for applications in machinery, automotive assemblies, and prototyping. Made from robust steel, it withstands repetitive use and harsh conditions, while the Class 2B thread fit ensures consistent performance with standard bolts, preventing loosening and enhancing safety in dynamic environments.

Specification Summary & Compliance

This thumb nut adheres to UNC thread standards with a Class 2B thread fit for precise dimensional accuracy and compatibility. It features a 1/4"-20 coarse thread, right-hand direction, and is manufactured to meet industry specifications for inch system components. The product complies with general industrial standards for quality and performance, ensuring reliability in various applications.