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K7173 ✓ 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 body_width: 1.900 INCHES MAXIMUM IN, body_height: 1.810 INCHES MAXIMUM IN, body_length: 2.700 INCHES MAXIMUM 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 5950-01-048-9311, 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
K7173
NSN: 5950-01-048-9311
FSC: 5950
CAGE: 51181 — KEYTRONICS, INC. DIV API TECHNOLOGIES CORP- MAGNETICS (USA)
SPECIFICATIONS
body_width1.900 INCHES MAXIMUM IN
body_height1.810 INCHES MAXIMUM IN
body_length2.700 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.218 INCHES NOMINAL SINGLE GROUP IN
winding_operating_current1.79 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
winding_operating_voltage28.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
mounting_facility_quantity2 SINGLE GROUP
terminal_type_and_quantity3 SOLDER STUD
NSN5950-01-048-9311
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN K7173 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY HEIGHT: 1.810 INCHES MAXIMUM IN
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 2.376 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
•
TERMINAL TYPE AND QUANTITY: 3 SOLDER STUD
•
BODY WIDTH: 1.900 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITY QUANTITY2 SINGLE GROUP
WINDING FUNCTION AND QUANTITY1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
INCLOSURE TYPEFULLY INCLOSED
BODY HEIGHT1.810 INCHES MAXIMUM IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS2.376 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY3 SOLDER STUD
BODY WIDTH1.900 INCHES MAXIMUM IN
BODY LENGTH2.700 INCHES MAXIMUM IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
10214710Interchangeable
interchangeable cross-reference
interchangeable
S05225921138Interchangeable
interchangeable cross-reference
interchangeable
S2600BInterchangeable
interchangeable cross-reference
interchangeable
381LXInterchangeable
interchangeable cross-reference
interchangeable
50703Interchangeable
interchangeable cross-reference
interchangeable
10303Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K7173?
K7173 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace K7173?
There are 25 known substitutes for K7173: 10214710, S05225921138, S2600B and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K7173?
K7173 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-048-9311. 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