S-95150A136 1/2"-13 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
- Superior corrosion resistance thanks to passivated 18-8 stainless steel construction, ideal for harsh industrial environments
- Enhanced grip and torque application with knurled round head and flanged design for secure hand-tightening without tools
- Reliable coarse threading with 1/2"-13 UNC Class 2B fit ensuring quick assembly and vibration resistance
- Increased bearing surface from the 3/4" flange collar, distributing load evenly and preventing surface damage
- Full-threaded body providing consistent engagement and strength across the entire 5/8" height
- Compliance with global standards including REACH and RoHS 3, ensuring safe, regulated use in various industries
- Right-hand thread direction for standard, intuitive installation in standard assembly applications
Professional Applications & Engineering Value
This heavy-duty thumb nut addresses critical needs in industrial settings where tool-free assembly and disassembly are essential. The passivated 18-8 stainless steel offers excellent resistance to rust and chemical exposure, making it suitable for outdoor equipment, marine applications, and food processing machinery. The flanged knurled round head design provides a secure, non-slip surface, enabling high torque application by hand—reducing installation time and minimizing the risk of stripped threads. With its 1/2"-13 UNC coarse thread and Class 2B fit, this nut ensures quick, reliable fastening in vibration-prone environments, from machinery maintenance to automotive assemblies, enhancing operational efficiency and equipment longevity.
Specification Summary & Compliance
This thumb nut features precise UNC coarse threading with a Class 2B thread fit for consistent engagement and durability. Dimensions include a 1" head diameter, 3/4" collar diameter, and 5/8" overall height. It is manufactured from 18-8 stainless steel with a passivated finish for added corrosion protection. The product complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) standards, ensuring environmental safety and regulatory adherence for industrial and commercial use.
