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Technical Data Sheet
1781672 ✓ 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 TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 2.375 INCHES NOMINAL IN, body_height: 3.812 INCHES NOMINAL IN, body_length: 2.750 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE 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 1560-00-251-5107, 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
1781672
NSN: 1560-00-251-5107
FSC: 1560
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
body_width2.375 INCHES NOMINAL IN
body_height3.812 INCHES NOMINAL IN
body_length2.750 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
securing_device_typeTURNLOCK FASTENER
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_shielding_methodINTERNALLY SHIELDED SINGLE COMPONENT
NSN1560-00-251-5107
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 1781672 MFR TRANSFORMER,POWER
KEY FEATURES
SECURING DEVICE TYPE: TURNLOCK FASTENER
TECHNICAL CHARACTERISTICS (FLIS)
SECURING DEVICE TYPETURNLOCK FASTENER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
25-29924A37Interchangeable
interchangeable cross-reference
interchangeable
4FMS620Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1781672?
1781672 is a TRANSFORMER,POWER.
What parts can replace 1781672?
There are 2 known substitutes for 1781672: 25-29924A37, 4FMS620. Substitute compatibility should be verified for your specific system.
What is the NSN for 1781672?
1781672 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1560-00-251-5107. This indicates validated use in U.S. government and defense supply chains.
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