S-91833A151 8-32 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
- Tool-free installation and adjustment with knurled round head design for superior manual grip in tight spaces
- Exceptional corrosion resistance from 18-8 stainless steel construction for long service life in harsh environments
- Reliable coarse threading with UNC 8-32 specification ensures quick assembly and vibration resistance
- Precise Class 2B thread fit provides smooth engagement and consistent clamping force
- Full threading capability allows for maximum adjustability along the entire bolt length
- Regulatory compliance with RoHS 3 and REACH standards for environmentally responsible manufacturing
- Optimized dimensions with 3/4" head diameter and 5/16" collar for balanced torque application and stability
Professional Applications & Engineering Value
This 18-8 stainless steel thumb nut delivers critical performance advantages in industrial settings where corrosion resistance and manual operation are paramount. The knurled round head provides exceptional grip even with greasy hands or gloves, eliminating the need for tools in maintenance-heavy environments. The UNC coarse threading and Class 2B thread fit ensure rapid installation and reliable performance in vibration-prone applications such as machinery guards, electrical enclosures, and assembly jigs. The fully threaded design accommodates various material thicknesses while maintaining consistent clamping force. Ideal for industrial maintenance, equipment manufacturing, and electronic packaging where frequent adjustments and corrosion resistance are essential operational requirements.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2B thread fit for consistent performance. Features UNC 8-32 coarse threading with right-hand direction and standard thumb nut profile. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Dimensions include: 3/4" head diameter, 5/16" collar diameter, 1/4" collar height, and 3/8" total height.
