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PartsTable / COMPONENT / 7666178
7666178 ✓ Verified by PartsTable
— · 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 PLUG,MACHINE THREAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A EXTERNAL A, thread_length: 0.500 INCHES NOMINAL EXTERNAL IN, overall_length: 0.500 INCHES NOMINAL IN, connection_style: PLAIN, style_designator: PLUG, MACHINE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-289-0800, 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
7666178
NSN: 5365-00-289-0800
FSC: 5365
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A EXTERNAL A
thread_length0.500 INCHES NOMINAL EXTERNAL IN
overall_length0.500 INCHES NOMINAL IN
connection_stylePLAIN
style_designatorPLUG, MACHINE
thread_directionRIGHT-HAND EXTERNAL
nominal_thread_size0.562 INCHES EXTERNAL IN
thread_quantity_per_inch16 EXTERNAL
thread_series_designatorUN EXTERNAL
material_document_and_classificationSAE 1070 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5365-00-289-0800
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLUG,MACHINE THREAD TITLE COMPONENT PN 7666178 MFR PLUG,MACHINE THREAD
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1070 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD LENGTH: 0.500 INCHES NOMINAL EXTERNAL IN
•
THREAD CLASS: 2A EXTERNAL A
•
THREAD SERIES DESIGNATOR: UN EXTERNAL
•
NOMINAL THREAD SIZE: 0.562 INCHES EXTERNAL IN
•
CONNECTION STYLE: PLAIN
•
STYLE DESIGNATOR: PLUG, MACHINE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1070 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD LENGTH0.500 INCHES NOMINAL EXTERNAL IN
THREAD CLASS2A EXTERNAL A
THREAD SERIES DESIGNATORUN EXTERNAL
NOMINAL THREAD SIZE0.562 INCHES EXTERNAL IN
CONNECTION STYLEPLAIN
STYLE DESIGNATORPLUG, MACHINE
THREAD QUANTITY PER INCH16 EXTERNAL
THREAD DIRECTIONRIGHT-HAND EXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
51001Interchangeable
interchangeable cross-reference
interchangeable
ID1559ASA64Interchangeable
interchangeable cross-reference
interchangeable
51101Interchangeable
interchangeable cross-reference
interchangeable
51101AInterchangeable
interchangeable cross-reference
interchangeable
SCC69972Interchangeable
interchangeable cross-reference
interchangeable
PM-357Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7666178?
7666178 is a PLUG,MACHINE THREAD.
What parts can replace 7666178?
There are 17 known substitutes for 7666178: 51001, ID1559ASA64, 51101 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7666178?
7666178 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-289-0800. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026