S-96445A120 M2.5 Thumb Nuts

Thumb Nuts

1043FA00013 Thumb Nuts
1043FA00013 Thumb Nuts

Image may differ from product. See technical specification for details.

Part No.
Part No. 1043FA00013
Equivalent to mcmaster :
96445A120

Basic Information

System of Measurement Metric
Nut Type Thumb, Flange

Dimension Parameters

Height 6 mm

Thread Parameters

Thread Type Metric
Thread Size M2.5
Threading Fully Threaded
Thread Direction Right Hand
Thread Pitch 0.45 mm
Thread Spacing Coarse
Thread Fit Class 6H

Head Parameters

Thumb Nut Head Shape Round
Thumb Nut Profile Flanged
Head Diameter 6 mm
Head Texture Knurled

Material & Strength Parameters

Material Passivated 18-8 Stainless Steel

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant

Geometric Parameters

Collar Diameter 5 mm
Collar Height 3 mm
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Effortless manual installation with a knurled round head providing superior grip in tight spaces without tools
  • Exceptional corrosion resistance thanks to Passivated 18-8 Stainless Steel construction, ideal for harsh environments
  • Secure and stable fastening with an integrated flange that distributes load and resists loosening under vibration
  • Precise and reliable thread engagement with Class 6H thread fit and coarse 0.45mm pitch for quick assembly
  • Durable, long-lasting performance in industrial applications with fully threaded M2.5 right-hand metric threading
  • Compliance with stringent environmental standards, including RoHS 3 and REACH, ensuring safe and sustainable use
  • Compact design with 6mm total height and 6mm head diameter for space-constrained assemblies

Professional Applications & Engineering Value

This M2.5 thumb nut is engineered to solve common industrial fastening challenges, such as the need for quick, tool-free adjustments in electronics, machinery, and instrumentation. The Passivated 18-8 Stainless Steel material offers excellent resistance to rust and corrosion, making it suitable for humid or corrosive environments. Its flanged design increases bearing surface, reducing the risk of damage to soft materials and providing vibration resistance. The knurled round head ensures a firm grip, even with oily hands, enhancing operator safety and efficiency. With coarse metric threading and Class 6H thread fit, it ensures fast, accurate installation, minimizing assembly time and errors in high-volume production settings.

Specification Summary & Compliance

This thumb nut features precise M2.5 metric threading with a 0.45mm coarse pitch and Class 6H thread fit per ISO standards, ensuring dimensional accuracy and reliable performance. It is manufactured from 18-8 Stainless Steel with a passivated surface finish for enhanced durability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial components.

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