Lanyard Released Plugs


Eaton's lanyard-release connectors utilize heritage-proven designs that provide low-force separations at ambient and low temperatures and increased off-axis separation capabilities in all four quadrants. American made, lanyard-released QPL connectors include:

  • MIL-DTL-38999/29
  • MIL-DTL-38999/30
  • MIL-DTL-38999/31 
  • Contact eaton to discuss MIL-DTL-38999/36 solutions

For more information, calll 805-484-0543, or select one of the following links:

Extensive range of redundantly released solutions


The dual-release lanyard connector depicted to the left supports low-pull force, off-axis releases; incorporates MIL-DTL-38999 Series III complaint coupling threads; and can be utilized for a wide range of critical applications including weapons release and manned spaceflight.

Redundantly-released connectors are also available with any combination of mechanical and electrical primary and secondary actuation mechanisms.

For additional dual-release connectors information, register for Eaton's export-controlled Space and Launch Solutions Brochure by e-mailing customer service:

Finish class designations and specifications


Please download the brochure linked at the botton of this page for specific finish-class availability on MIL-DTL-38999/29, MIL-DTL-38999/30, MIL-DTL-38999/31 and MIL-DTL-38999/36 connectors.

Modifications include adjustable length lanyards


Modified-solutions include the adjustable-length lanyard depicted to the left. This heritage proven innovation reduces the number of connector part numbers in inventory and facilitates optimizing lanyards to mission-specific requirements. Additional modified-product capabilities include:

  • Low-force (40 – 90 pound) release mechanisms. 
  • Non-standard lanyard lengths. 
  • Redundant mechanical and electrical releases. 
  • Operation in extreme environments.

Additional Information - Series III Design Guide


Get your copy of the MIL-DTL-38999 Series III Design Guide. This 56-page brochure contains detailed connector selection and design-in information including:

  • Insert service ratings and arrangement drawings.
  • D38999 QPL part number to factory part-number conversions.
  • Comprehensive product specifications and mechanical drawings.
  • Assembly instructions and installation tool descriptions.

Use the links below to download a PDF or send an e-mail to request printed copies.