NATC Space Rated Connectors

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Eaton's NATC (NASA Threaded Coupling) connectors utilize space-rated materials to meet all of the requirements of NASA Specification SSQ 21635. Solutions are available in 53 standard contact patterns including bussed contact configurations. Additional features include:

  • Power configurations based on MIL-DTL-5015 inserts in shell sizes 25L to 37.
  • Interchangeable with MIL-DTL-38999 Series III shell sizes 9 to 25.
  • -115°C to 200°C (-175°F to 392°F) operating temperatures.

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

Shell Sizes 9 to 37 - Over 50 Standard Insert Arrangements

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Finish Class G Specifications

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Please download the brochure at the bottom of this page for a complete listing of MIL-DTL-38999 Series III, Finish Class G compliances.

Custom Space-Rated Connectors

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Eaton's extensive array of space-rated connectors in MIL-DTL-38999 Series III and IV, miniaturized, and custom form factors includes heritage-proven G&H TechnologyTM solutions. Additional features and design options include:

  • Ergonomic Wing-LokTM configurations (depicted to the left) facilitate rapid engagements even when wearing bulky space gloves. 
  • Low-imparted shock connectors compensate for mating/demating misalignments.
  • Extreme-environment capabilities include cryogenic to 5000 degrees F. temperature ranges.
  • EMI/RFI filtered, hermetic, and NASA SSQ 21635 NATC connectors.

Additional Information - Series III Design Guide

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Get your copy of the MIL-DTL-38999 Series III Design Guide. This 60-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.