S-92533A102 6-32 Thumb Nuts

Thumb Nuts

1040FA00002 Thumb Nuts
1040FA00002 Thumb Nuts

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

Part No.
Part No. 1040FA00002
Equivalent to mcmaster :
92533A102

Basic Information

System of Measurement Inch
Nut Type Thumb

Dimension Parameters

Height 3/8"

Thread Parameters

Thread Type UNC
Thread Size 6-32
Threading Fully Threaded
Thread Direction Right Hand
Thread Spacing Coarse
Thread Fit Class 2B

Head Parameters

Thumb Nut Head Shape Round
Thumb Nut Profile Standard
Head Diameter 3/4"
Head Texture Knurled

Material & Strength Parameters

Material 316 Stainless Steel

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (01/17/2023, 233 SVHC) Compliant

Geometric Parameters

Collar Diameter 1/4"
Collar Height 1/4"
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and extended service life.
  • Enhanced manual grip and torque application thanks to the knurled round head design, reducing slippage during tightening.
  • Reliable thread engagement and vibration resistance ensured by Class 2B thread fit, minimizing loosening in dynamic applications.
  • Quick and easy installation with right-hand coarse UNC threading, speeding up assembly and maintenance tasks.
  • Durable and fully threaded body providing consistent strength and reusability across multiple fastening cycles.
  • Compliance with stringent environmental standards including REACH and RoHS 3, ensuring safe use in regulated industries.
  • Versatile inch-sized dimensions (1/4" collar, 3/4" head) for compatibility with standard industrial components.

Professional Applications & Engineering Value

This 6-32 UNC thumb nut in 316 stainless steel addresses common industrial challenges such as corrosion in marine, chemical, and outdoor settings. The knurled round head offers excellent tactile control, enabling secure hand-tightening without tools—ideal for applications requiring frequent adjustments or access, like machinery panels, electrical enclosures, and fluid systems. Its coarse thread and Class 2B thread fit provide robust holding power, reducing the risk of cross-threading and ensuring stable performance under vibration. By combining corrosion-resistant material with user-friendly design, this thumb nut enhances assembly efficiency and longevity in demanding B2B environments.

Specification Summary & Compliance

This thumb nut features precise UNC coarse threading with a Class 2B thread fit for consistent dimensional accuracy. It adheres to inch system standards, including a 6-32 thread size and right-hand direction. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, ensuring environmental safety and suitability for global industrial applications.

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