S-91745A196 8-32 x 5/8" Thumb Screws
Thumb Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Tool-free manual operation with spade head design for superior grip and faster hand-tightening in tight spaces
- Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for humid or washdown environments
- Reliable coarse threading with UNC 8-32 profile for quick engagement and reduced cross-threading risk
- Precision Class 2A thread fit ensures consistent performance and smooth assembly in industrial applications
- Full-length threading provides maximum adjustment range and secure fastening along entire screw length
- Environmental compliance meets RoHS 3 and REACH standards for safe use in regulated industries
- Standardized inch dimensions (5/8" length, 15/32" head) ensure compatibility with existing equipment and designs
Professional Applications & Engineering Value
Engineered for applications requiring frequent adjustments without tools, this 18-8 stainless steel thumb screw solves critical access challenges in panel fastening, electronic enclosures, and machinery guards. The spade head design delivers exceptional torque transmission for hand-tightening while the UNC coarse threads prevent binding in soft materials or blind holes. With full right-hand threading and corrosion-resistant properties, it maintains reliability in manufacturing, marine, and food processing environments where quick disassembly and chemical exposure are common. The combination of Class 2A thread fit and durable stainless construction ensures repeated use without performance degradation, reducing maintenance frequency and replacement costs.
Specification Summary & Compliance
This thumb screw features precision 8-32 UNC coarse threads with Class 2A fit for consistent engagement and dimensional accuracy. The fully threaded 5/8" length provides complete fastening capability while the spade head offers 15/32" width for secure manual operation. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring restricted substance compliance for global industrial applications.
