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378640 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The IGNITION UNIT,HIGH VOLTAGE is a the manufacturer industrial component. Key specifications include fsc_application_data: ENGINE ELECTRICAL SYSTEM COMPONENTS,NONAIRCRAFT, end_item_identification: NHA 378485,U/O GTCP85-102 378452-1. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-731-0185, 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
378640
NSN: 2920-00-731-0185
FSC: 2920
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
fsc_application_dataENGINE ELECTRICAL SYSTEM COMPONENTS,NONAIRCRAFT
end_item_identificationNHA 378485,U/O GTCP85-102 378452-1
NSN2920-00-731-0185
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IGNITION UNIT,HIGH VOLTAGE TITLE COMPONENT PN 378640 MFR IGNITION UNIT,HIGH VOL
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 10 TO 30 V,4.5 AMP,1 SPARK PER SECOND AT 10 V,4.0 JOULES PER SPARK,18000 V NOM OUTPUT,0.750-20UNEF-3A THD TERMINAL,1.344 IN. MIN,1.406 IN. MAX LG,0.625-24NEF-2A THD INPUT CONNECTOR,0.802 IN. MIN,0.864 IN. MAX LG,UNIT DIM. EXCLUDING TERMINAL AND CONNECTOR,6.562 IN. W,2.760 IN. LG,3.115 IN. H V
•
FSC APPLICATION DATA: ENGINE ELECTRICAL SYSTEM COMPONENTS,NONAIRCRAFT
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION10 TO 30 V,4.5 AMP,1 SPARK PER SECOND AT 10 V,4.0 JOULES PER SPARK,18000 V NOM OUTPUT,0.750-20UNEF-3A THD TERMINAL,1.344 IN. MIN,1.406 IN. MAX LG,0.625-24NEF-2A THD INPUT CONNECTOR,0.802 IN. MIN,0.864 IN. MAX LG,UNIT DIM. EXCLUDING TERMINAL AND CONNECTOR,6.562 IN. W,2.760 IN. LG,3.115 IN. H V
END ITEM IDENTIFICATIONNHA 378485,U/O GTCP85-102 378452-1
FSC APPLICATION DATAENGINE ELECTRICAL SYSTEM COMPONENTS,NONAIRCRAFT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
72-2181Interchangeable
interchangeable cross-reference
interchangeable
42664Interchangeable
interchangeable cross-reference
interchangeable
70-1390Interchangeable
interchangeable cross-reference
interchangeable
B107.2Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-660 TY3Interchangeable
interchangeable cross-reference
interchangeable
B107.110Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 378640?
378640 is a IGNITION UNIT,HIGH VOLTAGE.
What parts can replace 378640?
There are 10 known substitutes for 378640: 72-2181, 42664, 70-1390 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 378640?
378640 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-731-0185. 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