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Technical Data Sheet
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2638528 ✓ 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: 1.938 INCHES NOMINAL IN, body_height: 2.625 INCHES NOMINAL IN, body_length: 3.500 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, mounting_hole_diameter: 0.254 INCHES NOMINAL SINGLE GROUP IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-435-8138, 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
2638528
NSN: 5950-00-435-8138
FSC: 5950
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_width1.938 INCHES NOMINAL IN
body_height2.625 INCHES NOMINAL IN
body_length3.500 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
mounting_hole_diameter0.254 INCHES NOMINAL SINGLE GROUP IN
mounting_facility_quantity4 SINGLE GROUP
terminal_type_and_quantity17 TAB, SOLDER LUG
input-output_phase_relationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
center_to_center_distance_between_mounting_facilities_parallel_to_width1.531 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
center_to_center_distance_between_mounting_facilities_parallel_to_length1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
NSN5950-00-435-8138
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 2638528 MFR TRANSFORMER,POWER
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
BODY HEIGHT: 2.625 INCHES NOMINAL IN
•
BODY LENGTH: 3.500 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 1.531 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: THREE PHASE TO THREE PHASE SINGLE COMPONENT
•
MOUNTING HOLE DIAMETER: 0.254 INCHES NOMINAL SINGLE GROUP IN
•
INCLOSURE TYPE: OPEN
•
BODY WIDTH: 1.938 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
BODY HEIGHT2.625 INCHES NOMINAL IN
BODY LENGTH3.500 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.531 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIPTHREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING HOLE DIAMETER0.254 INCHES NOMINAL SINGLE GROUP IN
INCLOSURE TYPEOPEN
BODY WIDTH1.938 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
MOUNTING METHODFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
3889-1Interchangeable
interchangeable cross-reference
interchangeable
3889Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-646Interchangeable
interchangeable cross-reference
interchangeable
B107.21Interchangeable
interchangeable cross-reference
interchangeable
10135248Interchangeable
interchangeable cross-reference
interchangeable
MS24001-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2638528?
2638528 is a TRANSFORMER,POWER.
What parts can replace 2638528?
There are 12 known substitutes for 2638528: 3889-1, 3889, GGG-W-646 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2638528?
2638528 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-435-8138. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026