S-91746A684 10-24 x 1 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced Grip and User Comfort – Knurled head texture ensures secure, tool-free tightening in high-vibration or repetitive adjustment scenarios.
• Superior Corrosion Resistance – 18-8 Stainless Steel construction provides excellent durability in humid, chemical, or outdoor industrial environments.
• High Mechanical Strength – 80,000 psi tensile strength and Rockwell B83 hardness offer reliable load-bearing capacity for demanding applications.
• Quick and Secure Fastening – Coarse UNC threading and Class 2A fit enable rapid installation with consistent, vibration-resistant engagement.
• Low-Profile, Space-Efficient Design – Round low-profile head minimizes protrusion, ideal for compact assemblies and equipment panels.
• Dual Drive Flexibility – Slotted drive allows optional tool use alongside thumb operation for versatility in maintenance and assembly.
• Regulatory Compliance Assurance – Meets RoHS 3 and REACH standards, ensuring safety and environmental responsibility in global supply chains.

Professional Applications & Engineering Value

Engineered for industrial and electronic assemblies, this 10-24 UNC thumb screw solves critical challenges in maintenance-heavy environments. The 18-8 stainless steel material resists oxidation and chemical exposure, prolonging service life in machinery, control panels, and outdoor enclosures. Its partially threaded shank and coarse thread design allow quick hand-tightening without sacrificing clamp force—reducing assembly time in production lines. The knurled head offers a non-slip grip, even with gloves or oily conditions, minimizing the risk of stripped fasteners. Ideal for access panels, jigs, and prototyping, this low-profile thumb screw delivers reliability where frequent adjustments and corrosion resistance are paramount.

Specification Summary & Compliance

This fastener adheres to Unified National Coarse (UNC) threading standards with a Class 2A thread fit for consistent engagement. Dimensions include a 10-24 thread size, 1 1/2" length, and 3/4" head diameter. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring hazardous substance restrictions are met for industrial and electronic use.