S-90368A116 M12 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
- Enhanced corrosion resistance from black-oxide coated 18-8 stainless steel, ideal for humid or demanding industrial environments
- Secure, vibration-resistant fastening with fully threaded M12 coarse (1.75mm pitch) design for quick assembly and reduced loosening
- Precision thread fit meeting Class 6H standards ensures reliable engagement and consistent clamping force
- Durable, long-lasting performance with a 25.4mm head diameter and standard profile for repeated hand-tightening applications
- Compliance with global regulations including REACH and RoHS 3, ensuring safe use across various industries
- Right-hand threading provides intuitive installation compatible with standard metric bolt systems
Professional Applications & Engineering Value
This M12 thumb nut delivers exceptional value in applications requiring frequent manual adjustments or tool-less maintenance. The black-oxide 18-8 stainless steel construction resists rust and chemical exposure, making it suitable for outdoor equipment, food processing machinery, and marine components. The fully threaded body and coarse 1.75mm pitch enable rapid installation while the knurled head ensures a firm grip even with greasy hands or gloves. Engineers specify this metric thumb nut for assembly lines, prototyping, and field service kits where speed, durability, and Class 6H thread fit precision are critical to reducing downtime and maintenance costs.
Specification Summary & Compliance
This thumb nut features M12 x 1.75 mm metric coarse threading with Class 6H thread fit tolerance per ISO standards, ensuring precise engagement with mating components. The black-oxide surface treatment on 18-8 stainless steel enhances corrosion protection without compromising structural integrity. Manufacturing complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) directives, confirming adherence to hazardous substance restrictions for industrial and international markets.
