S-94309A360 M8 Thumb Nuts

Key Features & Benefits at a Glance

• Effortless hand-tightening with a wide 38.1mm wing span for superior grip and fast assembly without tools
• Enhanced corrosion resistance from zinc-plated steel, ensuring long-term durability in harsh industrial environments
• Reliable thread engagement with Class 6H precision fit, minimizing the risk of cross-threading and ensuring secure fastening
• Quick installation and removal thanks to the coarse M8 x 1.25mm metric thread and right-hand design for standard applications
• Stable base support with a 22.22mm base diameter, providing even load distribution and reduced loosening under vibration
• Compliance with safety standards including RoHS 3 and REACH, making it suitable for regulated industries and eco-conscious operations
• Compact and versatile design at 14.3mm height, ideal for space-constrained assemblies where frequent adjustments are needed

Professional Applications & Engineering Value

This zinc-plated steel thumb nut is engineered to address common challenges in maintenance, prototyping, and machinery setups where tool access is limited. The M8 coarse thread with 1.25mm pitch ensures rapid installation and disassembly, reducing downtime in production lines or field service. Its standard wing profile and 38.1mm width deliver maximum torque by hand, eliminating the need for wrenches in tight spaces. Made from robust zinc-plated steel, it resists rust and wear in humid or outdoor environments, while the Class 6H thread fit maintains precision for vibration-prone applications like electrical enclosures, automotive components, and conveyor systems. Ideal for industrial thumb nuts used in assembly jigs, adjustable fixtures, and emergency repairs, this component combines ease of use with engineering reliability.

Specification Summary & Compliance

This thumb nut features an M8 x 1.25 mm metric coarse thread with Class 6H thread fit per ISO standards, ensuring dimensional accuracy and interchangeability. The base diameter is 22.22 mm, width 38.1 mm, and height 14.3 mm, with a right-hand thread direction. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety guidelines for industrial use.