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PartsTable / COMPONENT / 55871-2
55871-2 ✓ 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_length: 0.500 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_length: 0.625 INCHES NOMINAL IN, mounting_method: PLUG-IN SINGLE GROUP, body_outside_diameter: 0.525 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-861-2709, 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
55871-2
NSN: 5950-00-861-2709
FSC: 5950
CAGE: 82340 — L3HARRIS TECHNOLOGIES, INC. DIV SPACE AND AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
body_length0.500 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_length0.625 INCHES NOMINAL IN
mounting_methodPLUG-IN SINGLE GROUP
body_outside_diameter0.525 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity4 PIN
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
input-output_phase_relationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
NSN5950-00-861-2709
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 55871-2 MFR TRANSFORMER,POWER
KEY FEATURES
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
MOUNTING METHOD: PLUG-IN SINGLE GROUP
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
BODY LENGTH: 0.500 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY OUTSIDE DIAMETER: 0.525 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 4 PIN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
TECHNICAL CHARACTERISTICS (FLIS)
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
MOUNTING METHODPLUG-IN SINGLE GROUP
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
BODY LENGTH0.500 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER0.525 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY4 PIN
RELIABILITY INDICATORNOT ESTABLISHED
OVERALL LENGTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
179881Interchangeable
interchangeable cross-reference
interchangeable
802365Interchangeable
interchangeable cross-reference
interchangeable
S288Interchangeable
interchangeable cross-reference
interchangeable
X967Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55871-2?
55871-2 is a TRANSFORMER,POWER.
What parts can replace 55871-2?
There are 4 known substitutes for 55871-2: 179881, 802365, S288 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55871-2?
55871-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-861-2709. 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