S-99183A250 M6 Locknuts

Locknuts

1167FA00078 Locknuts
1167FA00078 Locknuts

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

Part No.
Part No. 1167FA00078
Equivalent to mcmaster :
99183A250

Basic Information

System of Measurement Metric
Nut Type Locknut; Hex

Dimension Parameters

Width 10 mm
Height 6 mm

Thread Parameters

Thread Type Metric
Thread Size M6
Thread Direction Right Hand
Thread Pitch 1 mm
Thread Spacing Coarse
Thread Fit Class 6H

Head Parameters

Drive Style External Hex
Hex Nut Profile Standard

Material & Strength Parameters

Material Zinc Yellow-Chromate Plated Steel
Strength Class Class 10

Installation & Application Parameters

Distorted Thread Type Top Lock

Finish & Compliance Parameters

Locking Type Distorted Thread
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 vibration resistance through precision distorted top-lock threads that maintain clamp force under extreme dynamic loads
  • Exceptional corrosion protection with zinc yellow-chromate plating that withstands harsh industrial environments
  • Heavy-duty performance with Class 10 strength rating for high-stress applications requiring reliable fastening
  • Precision thread engagement with Class 6H thread fit ensuring consistent, secure mating with mating components
  • Easy installation and removal using standard external hex drive with 10mm width for common tool compatibility
  • Optimized for coarse thread applications with 1mm pitch providing faster assembly and reduced cross-threading risk
  • Compact design with 6mm height profile saving space without compromising locking performance

Professional Applications & Engineering Value

This M6 locknut with distorted thread technology addresses critical vibration-induced loosening in demanding industrial environments. The top-lock design creates controlled interference that maintains preload under continuous stress cycles, making it ideal for automotive assemblies, heavy machinery, and industrial equipment where reliability is non-negotiable. Manufactured from zinc yellow-chromate plated steel, it delivers exceptional corrosion resistance while maintaining the Class 10 strength rating required for high-torque applications. The metric coarse thread with 1mm pitch ensures rapid installation and reliable performance in vibration-prone systems, providing engineers with a trusted solution for mission-critical fastening requirements.

Specification Summary & Compliance

This metric locknut features M6 x 1mm coarse thread with Class 6H thread fit tolerance and right-hand thread direction. Manufactured to meet industry standards for distorted thread locking nuts with external hex drive (10mm width) and compact 6mm height profile. The product complies with RoHS and REACH environmental directives and is manufactured according to applicable metric fastener standards for consistent quality and performance.

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