S-91306A798 M12 x 50 mm ISO 7380 Steel Button Head Hex-Drive Screws

Steel Button Head Hex-Drive Screws

0082FA00249 Steel Button Head Hex-Drive Screws
0082FA00249 Steel Button Head Hex-Drive Screws

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Part No.
Part No. 0082FA00249
Equivalent to mcmaster :
91306A798

Basic Information

System of Measurement Metric

Head Parameters

Head Type Rounded
Head Diameter 21 mm
Head Height 6.6 mm
Rounded Head Profile Standard
Rounded Head Style Button

Dimensions

Length 50 mm

Thread Parameters

Thread Type Metric
Thread Size M12
Thread Pitch 1.75 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 8 mm

Material & Strength

Material Zinc-Plated Alloy Steel
Hardness Rockwell C32
Fastener Strength Grade/Class Class 10.9
Tensile Strength 140000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ISO 7380
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Exceptional strength and reliability with Class 10.9 grade, supporting heavy loads and high-stress applications without failure.
  • Superior corrosion resistance from zinc-plated alloy steel, extending service life in harsh industrial environments.
  • Easy and secure installation with an 8mm hex drive and fully threaded M12 coarse pitch design, reducing assembly time and preventing stripping.
  • Consistent performance and fit due to Class 6g thread tolerance and ISO 7380 compliance, ensuring precise fastening in metric systems.
  • Durable, wear-resistant construction with Rockwell C32 hardness, maintaining integrity under repetitive use and vibration.
  • Broad regulatory compliance including RoHS 3 and REACH, making it safe for various industries and simplifying procurement.
  • Versatile rounded button head profile that provides a low-profile finish, reducing snagging and improving safety in assembled products.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this M12 hex screw delivers critical performance where failure is not an option. The zinc-plated alloy steel construction combats rust and chemical exposure, ideal for outdoor machinery, automotive assemblies, and structural frameworks. With a fully threaded coarse pitch (1.75mm) and Class 6g fit, it ensures rapid, vibration-resistant fastening in metals and composites, minimizing loosening over time. The 8mm hex drive allows high-torque application with common tools, speeding up maintenance and production cycles while the rounded head design avoids sharp edges, enhancing operator safety. These features make it a go-to metric screw for engineers needing reliable, high-strength fasteners that meet international standards like ISO 7380.

Specification Summary & Compliance

This fastener adheres to precise dimensional and performance criteria, including M12 x 1.75mm coarse thread with Class 6g tolerance and 50mm length. It conforms to ISO 7380 for consistent quality and is verified to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets.

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