S-97008A259 10-32 x 1" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
• Superior hand-tightening efficiency with spade-shaped thumb head design requiring no tools for quick adjustments
• Reliable thread engagement with Class 2A thread fit ensuring consistent fastening performance and vibration resistance
• Increased load distribution through integrated flange design reducing surface pressure and material damage
• Exceptional mechanical strength with 40,000 psi tensile strength and Rockwell B55 hardness for heavy-duty applications
• Precision fine threading with 10-32 UNF right-hand threads providing secure fastening in thin materials
• Environmental compliance meeting RoHS 3 standards for safe use across regulated industries

Professional Applications & Engineering Value

This zinc-plated steel thumb screw delivers critical advantages in industrial settings where tool-less access and reliable fastening are paramount. The spade head design enables rapid manual installation and removal in confined spaces, while the fully threaded 10-32 UNF configuration with fine thread spacing ensures maximum thread contact in sheet metal, plastic components, and electronic enclosures. The integrated flange eliminates the need for separate washers, distributing clamp load evenly to prevent surface damage. With Rockwell B55 hardness and 40,000 psi tensile strength, this thumb screw maintains integrity under vibration and thermal cycling, making it ideal for machinery panels, electrical cabinets, and assembly jigs requiring frequent maintenance access.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit per UNF specifications, ensuring consistent threading performance. Features include 10-32 UNF fine threads, right-hand thread direction, 0.19" thread diameter, and 1" fully threaded length. Head dimensions include 15/32" height and 7/16" width with 0.344" flange diameter. Compliant with RoHS 3 (2015/863/EU) environmental regulations for hazardous substance restrictions.