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Technical Data Sheet
PartsTable / COMPONENT / 45-1278G
45-1278G ✓ 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 RING,FLUSH MOUNTING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-306-4877, 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
45-1278G
NSN: 5365-00-306-4877
FSC: 5365
CAGE: 38056 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
Part Number45-1278G
NSN5365-00-306-4877
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,FLUSH MOUNTING TITLE COMPONENT PN 45-1278G MFR RING,FLUSH MOUNTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
388-3Interchangeable
interchangeable cross-reference
interchangeable
127-8Interchangeable
interchangeable cross-reference
interchangeable
388.3REDInterchangeable
interchangeable cross-reference
interchangeable
3225795Interchangeable
interchangeable cross-reference
interchangeable
W07Interchangeable
interchangeable cross-reference
interchangeable
12614PC633Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45-1278G?
45-1278G is a RING,FLUSH MOUNTING.
What parts can replace 45-1278G?
There are 20 known substitutes for 45-1278G: 388-3, 127-8, 388.3RED and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 45-1278G?
45-1278G is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-306-4877. 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