S-96445A260 M1.6 Thumb Nuts

Thumb Nuts

1043FA00027 Thumb Nuts
1043FA00027 Thumb Nuts

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

Part No.
Part No. 1043FA00027
Equivalent to mcmaster :
96445A260

Basic Information

System of Measurement Metric
Nut Type Thumb, Flange

Dimension Parameters

Height 6 mm

Thread Parameters

Thread Type Metric
Thread Size M1.6
Threading Fully Threaded
Thread Direction Right Hand
Thread Pitch 0.35 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 18-8 Stainless Steel

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (07/08/2021, 219 SVHC) Compliant

Geometric Parameters

Collar Diameter 4 mm
Collar Height 4 mm
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Effortless hand-tightening with a knurled round head for secure grip in tight spaces without tools.
  • Superior corrosion resistance from 18-8 stainless steel, ideal for harsh industrial environments.
  • Enhanced stability and load distribution due to the integrated flange design, reducing loosening risks.
  • Precise and reliable thread engagement with Class 6H fit, ensuring consistent assembly quality.
  • Quick installation with coarse threading, speeding up repetitive tasks in metric-based systems.
  • Durable, fully threaded construction for maximum thread contact and long-term performance.
  • Safe for sensitive applications with compliance to REACH and RoHS 3 environmental standards.

Professional Applications & Engineering Value

This M1.6 thumb nut in 18-8 stainless steel addresses common assembly challenges in electronics, instrumentation, and small machinery. The flanged design increases bearing surface area, preventing damage to soft materials and maintaining clamp force under vibration. Its knurled round head allows for quick manual adjustments in confined areas, reducing tool dependency and assembly time. With a coarse thread pitch of 0.35 mm and Class 6H thread fit, it ensures rapid, secure fastening in metric thumb nut applications, while the fully threaded right-hand configuration offers versatility for various industrial uses.

Specification Summary & Compliance

This thumb nut features a Class 6H thread fit per metric standards, with precise dimensions: M1.6 thread size, 0.35 mm pitch, 6 mm height, and 4 mm collar diameter. It is manufactured in compliance with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU), ensuring it meets stringent environmental and safety regulations for industrial components.

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