S-90750A100 3/8"-16 Thumb Nuts
Thumb Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
Geometric Parameters
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Key Features & Benefits at a Glance
- Effortless hand-tightening with wing design for maximum torque application without tools in tight spaces
- Superior corrosion resistance from 18-8 stainless steel construction for long-lasting performance in harsh environments
- Reliable coarse thread engagement with UNC 3/8"-16 Class 2B threads ensuring quick assembly and vibration resistance
- Optimized grip surface with 3 1/2" width and 1 1/2" height providing comfortable, secure handling during installation
- Stable fastening base with 1 1/4" diameter distributing load evenly and preventing loosening under stress
- Right-hand thread compatibility for standard industrial equipment maintenance and repair applications
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe use in regulated industries
Professional Applications & Engineering Value
This 18-8 stainless steel wing thumb nut solves critical industrial challenges where tool access is limited and corrosion threatens fastener integrity. The UNC coarse thread design with Class 2B fit enables rapid installation in maintenance operations while resisting vibration-induced loosening in machinery and equipment. Engineers specify this thumb nut for electrical enclosures, agricultural machinery, and marine applications where hand-tightening capability combined with stainless steel corrosion resistance ensures reliable performance in demanding conditions. The generous wing span allows full palm contact for maximum torque application without specialized tools, reducing assembly time and maintenance costs.
Specification Summary & Compliance
Manufactured to precise Class 2B thread fit standards with UNC 3/8"-16 coarse threads and right-hand direction. Complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations for hazardous substance restrictions. Base diameter measures 1 1/4" with overall dimensions of 3 1/2" width × 1 1/2" height, ensuring compatibility with standard industrial components requiring hand-operated fastening solutions.
