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1801654 ✓ 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: 1.570 INCHES NOMINAL IN, body_height: 1.560 INCHES NOMINAL IN, body_length: 1.950 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL 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 5950-00-432-0520, 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
1801654
NSN: 5950-00-432-0520
FSC: 5950
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
body_width1.570 INCHES NOMINAL IN
body_height1.560 INCHES NOMINAL IN
body_length1.950 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.185 INCHES NOMINAL SINGLE GROUP IN
winding_shielding_methodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
winding_operating_current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
winding_operating_voltage12.60 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
mounting_facility_quantity4 SINGLE GROUP
NSN5950-00-432-0520
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 1801654 MFR TRANSFORMER,POWER
KEY FEATURES
•
WINDING OPERATING CURRENT: 1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
•
MOUNTING HOLE DIAMETER: 0.185 INCHES NOMINAL SINGLE GROUP IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
•
WINDING OPERATING VOLTAGE: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
INCLOSURE TYPE: FULLY INCLOSED
•
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
WINDING OPERATING CURRENT1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
MOUNTING HOLE DIAMETER0.185 INCHES NOMINAL SINGLE GROUP IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
INCLOSURE TYPEFULLY INCLOSED
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
BODY HEIGHT1.560 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
4005987-5Interchangeable
interchangeable cross-reference
interchangeable
5987Interchangeable
interchangeable cross-reference
interchangeable
4005987Interchangeable
interchangeable cross-reference
interchangeable
851171Interchangeable
interchangeable cross-reference
interchangeable
14490Interchangeable
interchangeable cross-reference
interchangeable
734027-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1801654?
1801654 is a TRANSFORMER,POWER.
What parts can replace 1801654?
There are 9 known substitutes for 1801654: 4005987-5, 5987, 4005987 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1801654?
1801654 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-432-0520. 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