S-90179A242 10-24 x 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced manual torque application with a 7/16" wide spade head design for secure, tool-free tightening and loosening in industrial settings.
• Superior durability and wear resistance due to Steel construction and Rockwell B55 hardness, ensuring a long service life under repeated use.
• High tensile strength of 40,000 psi provides reliable clamping force and resistance to stripping in demanding mechanical assemblies.
• Secure and stable fastening with a flanged design that increases bearing surface area, reducing the risk of loosening under vibration.
• Wide compatibility and easy installation with a 10-24 UNC coarse thread and Class 2A fit, ensuring consistent performance in standard inch-based components.
• Full threading along the 1/2" length allows for adjustable engagement depth, offering flexibility in various panel or cover applications.
• Environmental and regulatory compliance with RoHS 3 standards, making it suitable for use in electronics and other regulated industries.

Professional Applications & Engineering Value

This 10-24 UNC thumb screw is engineered to address common challenges in industrial maintenance and assembly, where quick access and reliable fastening are critical. The steel material, combined with a Rockwell B55 hardness, ensures it withstands mechanical stress and corrosion in environments like machinery panels, electronic enclosures, and prototyping equipment. The spade head offers an ergonomic grip for high-torque manual operation, eliminating the need for tools and reducing downtime. Its flanged design distributes load evenly, preventing surface damage and maintaining seal integrity in vibration-prone applications. With a coarse thread spacing and right-hand thread direction, it provides fast installation and secure holding power, making it ideal for industrial thumb screws used in frequent adjustment scenarios.

Specification Summary & Compliance

This thumb screw adheres to UNC thread standards with a Class 2A thread fit, ensuring precise dimensional accuracy and interchangeability. Key specifications include a thread size of 10-24, thread diameter of 0.19", coarse spacing, and a length of 1/2". It is fully compliant with RoHS 3 (2015/863/EU) regulations, guaranteeing it is free from hazardous substances for use in various industrial and electronic applications.