S-92066A117 M8 Socket Nuts

Socket Nuts

1066FA00050 Socket Nuts
1066FA00050 Socket Nuts

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

Part No.
Part No. 1066FA00050
Equivalent to mcmaster :
92066A117

Basic Information

System of Measurement Metric
Nut Type Socket Head

Dimension Parameters

Height 12 mm
OD 13 mm

Thread Parameters

Thread Type Metric
Thread Size M8
Threading Partially Threaded
Thread Direction Right Hand
Thread Pitch 1.25 mm
Thread Spacing Coarse
Thread Fit Class 6H
Thread Depth 7.4 mm

Head Parameters

Drive Style Hex

Material & Strength Parameters

Material Alloy Steel

Installation & Application Parameters

For Hole Diameter 13.7 mm

Finish & Compliance Parameters

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

Drive & Tool Parameters

Hex Key Size 5/16"
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 strength and durability from high-quality alloy steel construction, ideal for demanding industrial applications
  • Precise Class 6H thread fit ensures reliable, vibration-resistant connections with minimal risk of loosening
  • 5/16" hex drive compatibility provides secure tool engagement and easy installation in confined spaces
  • M8 x 1.25mm coarse threading offers quick assembly and excellent load distribution for faster project completion
  • REACH and RoHS 3 compliance guarantees environmental safety and regulatory adherence for global supply chains
  • Optimized 13mm OD and 12mm height delivers space-efficient design without compromising structural integrity
  • 7.4mm thread depth provides ample engagement for secure fastening in 13.7mm diameter holes

Professional Applications & Engineering Value

These M8 socket head nuts with 1.25mm coarse thread pitch are engineered to solve critical challenges in precision assembly applications. The alloy steel construction provides exceptional tensile strength and wear resistance, making them ideal for high-stress environments where fastener failure is not an option. The partially threaded design with right-hand threading ensures optimal load distribution while the hex drive system allows for secure installation in tight spaces common in machinery, automotive, and equipment manufacturing. These metric socket nuts deliver reliable performance in vibration-prone applications, maintaining clamp force integrity where standard fasteners might loosen over time. The combination of precise Class 6H thread fit and robust material properties makes these nuts particularly valuable for engineering applications requiring repeated assembly and disassembly without compromising thread integrity.

Specification Summary & Compliance

This socket head nut features M8 x 1.25mm coarse metric threading with Class 6H thread fit tolerance for precision engagement. The nut measures 13mm OD with 12mm height and provides 7.4mm thread depth for optimal hole diameter compatibility. Manufactured to industry standards for hex drive fasteners, this product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental regulations, ensuring safe use across various industrial sectors.

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