S-94559A704 M3 x 10 mm Aluminum Oversized-Flange Button Head Hex-Drive Screws

Aluminum Oversized-Flange Button Head Hex-Drive Screws

0178FA00004 Aluminum Oversized-Flange Button Head Hex-Drive Screws
0178FA00004 Aluminum Oversized-Flange Button Head Hex-Drive Screws

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

Part No.
Part No. 0178FA00004
Equivalent to mcmaster :
94559A704

Basic Information

Screw Features Flanged
System of Measurement Metric

Head Parameters

Head Type Rounded
Head Diameter 5 mm
Head Height 4.6 mm
Rounded Head Profile Wide
Rounded Head Style Button

Dimensions

Length 10 mm
Flange Diameter 12.8 mm
Flange Thickness 2.7 mm

Thread Parameters

Thread Type Metric
Thread Size M3
Thread Pitch 0.5 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 2 mm

Material & Strength

Material 6061 Aluminum
Hardness Rockwell B40
Tensile Strength 40000 psi

Temperature & Environment

REACH 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 torque transmission with a 2mm hex drive for reliable installation and removal in tight spaces.
  • Excellent corrosion resistance and lightweight strength from 6061 aluminum construction, ideal for weight-sensitive applications.
  • High mechanical integrity with a tensile strength of 40,000 psi and Rockwell B40 hardness for durable, long-lasting fastening.
  • Precise and reliable thread engagement ensured by a Class 6g thread fit, reducing the risk of cross-threading.
  • Integrated flange design eliminates the need for a separate washer, providing a larger bearing surface and streamlined assembly.
  • Fully threaded shank offers consistent clamping force along the entire length for secure fastening in various material thicknesses.
  • Compliance with major environmental regulations including RoHS 3 and REACH, ensuring safety and suitability for regulated industries.

Professional Applications & Engineering Value

This M3 flanged button head screw is engineered to address common challenges in precision assembly, such as space constraints and the need for reliable, lightweight fastening. The 6061 aluminum construction provides an optimal balance of strength and weight reduction, crucial for applications in electronics, aerospace sub-assemblies, and automation equipment. The integrated flange distributes clamping force effectively, preventing surface damage and simplifying inventory by removing the washer requirement. With a coarse 0.5mm pitch and Class 6g thread fit, it ensures quick assembly and high resistance to vibration loosening, making it a dependable choice for industrial applications demanding repeatable performance and compliance with stringent standards.

Specification Summary & Compliance

This screw adheres to Metric standards with an M3 x 0.5mm coarse thread and Class 6g tolerance for precise fit. It is fully manufactured in compliance with RoHS 3 (2015/863/EU) with exemption 6(b)-II and is REACH (EC 1907/2006) compliant, ensuring it meets essential health and environmental safety regulations for industrial use.

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