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M55339/4-00030 — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ADAPTER,CONNECTOR is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, overall_length: 1.562 INCHES MAXIMUM IN, overall_diameter: 0.900 INCHES MAXIMUM IN, included_contact_quantity: 1 SECOND MATING END SINGLE CONTACT GROUPING, mounting_facility_thickness: 0.055 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN, specification/standard_data: 81349-MIL-C-55339/4 GOVERNMENT SPECIFICATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-392-1238, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
M55339/4-00030
NSN: 5935-01-392-1238
FSC: 5935
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING
overall_length1.562 INCHES MAXIMUM IN
overall_diameter0.900 INCHES MAXIMUM IN
mating_end_quantity2
included_contact_quantity1 SECOND MATING END SINGLE CONTACT GROUPING
mounting_facility_thickness0.055 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN
specification/standard_data81349-MIL-C-55339/4 GOVERNMENT SPECIFICATION
contact_position_arrangement_styleN ALL MATING ENDS
distance_from_mounting_shoulder_to_front_face0.858 INCHES MINIMUM AND 0.868 INCHES MAXIMUM IN
NSN5935-01-392-1238
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADAPTER,CONNECTOR TITLE COMPONENT PN M55339/4-00030 MFR ADAPTER,CONNECTOR
KEY FEATURES
•
INCLUDED CONTACT QUANTITY: 1 FIRST MATING END SINGLE CONTACT GROUPING
•
CONTACT POSITION ARRANGEMENT STYLE: N ALL MATING ENDS
•
SPECIFICATION/STANDARD DATA: 81349-MIL-C-55339/4 GOVERNMENT SPECIFICATION
•
MOUNTING FACILITY THICKNESS: 0.055 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN
•
DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE: 0.858 INCHES MINIMUM AND 0.868 INCHES MAXIMUM IN
•
MATING END QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
INCLUDED CONTACT QUANTITY1 FIRST MATING END SINGLE CONTACT GROUPING
CONTACT POSITION ARRANGEMENT STYLEN ALL MATING ENDS
SPECIFICATION/STANDARD DATA81349-MIL-C-55339/4 GOVERNMENT SPECIFICATION
INCLUDED CONTACT QUANTITY1 SECOND MATING END SINGLE CONTACT GROUPING
MOUNTING FACILITY THICKNESS0.055 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN
OVERALL LENGTH1.562 INCHES MAXIMUM IN
DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE0.858 INCHES MINIMUM AND 0.868 INCHES MAXIMUM IN
MATING END QUANTITY2
BODY STYLESTRAIGHT SHAPE, EXTERNAL COUPLING
OVERALL DIAMETER0.900 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
508/9/21942Interchangeable
interchangeable cross-reference
interchangeable
SD/B258277Interchangeable
interchangeable cross-reference
interchangeable
3845Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-55339/4Interchangeable
interchangeable cross-reference
interchangeable
UG30CUInterchangeable
interchangeable cross-reference
interchangeable
M55339/04-0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M55339/4-00030?
M55339/4-00030 is a ADAPTER,CONNECTOR.
What parts can replace M55339/4-00030?
There are 8 known substitutes for M55339/4-00030: 508/9/21942, SD/B258277, 3845 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M55339/4-00030?
M55339/4-00030 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-392-1238. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026