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ST30591 ✓ 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: 2.500 INCHES MAXIMUM IN, body_height: 2.500 INCHES MAXIMUM IN, body_length: 2.625 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 5950-00-764-2073, 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
ST30591
NSN: 5950-00-764-2073
FSC: 5950
CAGE: 97102 — STERLING TRANSFORMER CORP (USA)
SPECIFICATIONS
body_width2.500 INCHES MAXIMUM IN
body_height2.500 INCHES MAXIMUM IN
body_length2.625 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
special_features1PRIMARY WINDING; 6SECONDARY WINDINGS
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp95.0 CELSIUS DEGC
mounting_hole_diameter0.187 INCHES NOMINAL SINGLE GROUP IN
winding_shielding_methodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
winding_operating_current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
NSN5950-00-764-2073
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN ST30591 MFR TRANSFORMER,POWER
KEY FEATURES
•
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
•
WINDING OPERATING VOLTAGE: 52.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 6 SECONDARY SINGLE COMPONENT
•
BODY WIDTH: 2.500 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 15 TAB, SOLDER LUG
TECHNICAL CHARACTERISTICS (FLIS)
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
WINDING OPERATING VOLTAGE52.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 6 SECONDARY SINGLE COMPONENT
BODY WIDTH2.500 INCHES MAXIMUM IN
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
TERMINAL TYPE AND QUANTITY15 TAB, SOLDER LUG
SPECIAL FEATURES1PRIMARY WINDING; 6SECONDARY WINDINGS
WINDING OPERATING VOLTAGE29.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
B107.19 TY2CL2STBInterchangeable
interchangeable cross-reference
interchangeable
B107.19Interchangeable
interchangeable cross-reference
interchangeable
B107.500Interchangeable
interchangeable cross-reference
interchangeable
7818Interchangeable
interchangeable cross-reference
interchangeable
NW27026Interchangeable
interchangeable cross-reference
interchangeable
J7818Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST30591?
ST30591 is a TRANSFORMER,POWER.
What parts can replace ST30591?
There are 9 known substitutes for ST30591: B107.19 TY2CL2STB, B107.19, B107.500 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST30591?
ST30591 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-764-2073. 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