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Technical Data Sheet
PartsTable / COMPONENT / 28558
28558 ✓ 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include height: 8.0 INCHES IN, body_width: 2.625 INCHES NOMINAL IN, body_height: 3.188 INCHES NOMINAL IN, body_length: 3.062 INCHES NOMINAL IN, overall_width: 4.0 INCHES IN, inclosure_type: HERMETICALLY SEALED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-983-0759, 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
28558
NSN: 5950-00-983-0759
FSC: 5950
CAGE: 81574 — TCE CANADA LTD (CAN)
SPECIFICATIONS
height8.0 INCHES IN
body_width2.625 INCHES NOMINAL IN
body_height3.188 INCHES NOMINAL IN
body_length3.062 INCHES NOMINAL IN
overall_width4.0 INCHES IN
inclosure_typeHERMETICALLY SEALED
overall_length6.0 INCHES IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
winding_power_rating240.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
reliability_indicatorNOT ESTABLISHED
functional_descriptionAPPLICATIONS SPILL KIT: FUEL,HYDRAULIC.
NSN5950-00-983-0759
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN 28558 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
BODY LENGTH: 3.062 INCHES NOMINAL IN
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
WINDING POWER RATING: 240.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
•
WINDING OPERATING CURRENT: 2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY INPUT
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
•
TERMINAL TYPE AND QUANTITY: 3 SOLDER STUD
•
WINDING OPERATING VOLTAGE: 60.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
TECHNICAL CHARACTERISTICS (FLIS)
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
BODY LENGTH3.062 INCHES NOMINAL IN
INCLOSURE TYPEHERMETICALLY SEALED
WINDING POWER RATING240.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
WINDING OPERATING CURRENT2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY INPUT
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY3 SOLDER STUD
WINDING OPERATING VOLTAGE60.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
WINDING OPERATING VOLTAGE120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
WINDING FUNCTION AND QUANTITY1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
57817BInterchangeable
interchangeable cross-reference
interchangeable
57817AInterchangeable
interchangeable cross-reference
interchangeable
57817Interchangeable
interchangeable cross-reference
interchangeable
55272Interchangeable
interchangeable cross-reference
interchangeable
M00155272Interchangeable
interchangeable cross-reference
interchangeable
28558Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28558?
28558 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace 28558?
There are 6 known substitutes for 28558: 57817B, 57817A, 57817 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28558?
28558 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-983-0759. 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