S-97646A338 M10 x 20 mm 18-8 Stainless Steel Serrated-Flange Hex Head Screws

18-8 Stainless Steel Serrated-Flange Hex Head Screws

0279FA00081 18-8 Stainless Steel Serrated-Flange Hex Head Screws
0279FA00081 18-8 Stainless Steel Serrated-Flange Hex Head Screws

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Part No.
Part No. 0279FA00081
Equivalent to mcmaster :
97646A338

Basic Information

Screw Features Flanged
System of Measurement Metric

Head Parameters

Head Type Hex
Head Width 15 mm
Head Height 9.2 mm

Dimensions

Length 20 mm
Flange Diameter 22.3 mm

Thread Parameters

Thread Type Metric
Thread Size M10
Thread Pitch 1.5 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded
Locking Type Serrations

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B100
Tensile Strength 100000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
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 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
  • Enhanced load distribution and vibration resistance thanks to the integrated serrated locking flange, preventing loosening under stress.
  • High tensile strength of 100,000 psi ensures dependable performance in demanding heavy-duty applications.
  • Precise Class 6g thread fit guarantees smooth assembly and a secure, reliable connection every time.
  • Robust Rockwell B100 hardness provides excellent durability and resistance to wear and deformation.
  • Easy installation and removal with a standard external hex drive, compatible with common tools for efficient maintenance.
  • Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards.

Professional Applications & Engineering Value

This M10 x 1.5 mm flanged hex head screw is engineered to solve common industrial challenges such as joint failure and corrosion-induced degradation. Constructed from 18-8 stainless steel, it offers exceptional resistance to rust and chemical exposure, making it perfect for outdoor machinery, marine equipment, and chemical processing plants. The fully threaded design and coarse thread pitch enable quick, secure fastening in a variety of materials, while the serrated locking flange provides added security against vibration and dynamic loads. This combination of high tensile strength and precise Class 6g thread fit ensures reliable performance in structural assemblies, automotive components, and heavy machinery, reducing maintenance downtime and enhancing operational safety.

Specification Summary & Compliance

This screw features a metric coarse thread with M10 size, 1.5 mm pitch, and Class 6g thread fit for precise dimensional accuracy per ISO standards. It is fully threaded, with a length of 20 mm, flange diameter of 22.3 mm, and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met.

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