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4025303 — POWER SUPPLY

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

4025303: POWER SUPPLY.

The POWER SUPPLY is a the manufacturer power supply unit built for continuous operation in enterprise server and storage platforms. This part is cataloged in the U.S. Government catalog under NSN 3020-00-110-9616, 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
4025303
NSN: 3020-00-110-9616
NIINs: 001109616, 016438357
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 6N299 — AGCO CORP PARTS OPN (USA)
SPECIFICATIONS
NSN3020-00-110-9616
COMPONENT DIAGRAM
PULL TAB AIRFLOW —W PLATINUM 100-240V~ 50/60Hz OEM BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | —W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU —W PN 4025303 MFR OEM Platinum
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.1563 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 1.3125 INCHES BOTH ENDS IN
•
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END: 0.1875 INCHES SECOND END IN
•
TEETH QUANTITY: 52
•
TOOTH DIRECTION: RIGHT
•
BORE STYLE: TAPERED W/KEYWAY BOTH ENDS
•
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.250 INCHES FIRST END IN
•
TEETH TYPE: SINGLE HELIX
TYPICAL APPLICATIONS
  • Server power supply replacement (failed or degraded)
  • Redundant power upgrade for high-availability
  • Power capacity upgrade for GPU or expansion configurations
  • Hot-swap power maintenance in production environments
  • Spare inventory for break-fix operations
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.1563 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER1.3125 INCHES BOTH ENDS IN
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.1875 INCHES SECOND END IN
TEETH QUANTITY52
TOOTH DIRECTIONRIGHT
BORE STYLETAPERED W/KEYWAY BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END IN
TEETH TYPESINGLE HELIX
STYLE DESIGNATORONE PROTRUDING HUB, ONE RECESSED HUB
PITCH DIAMETER5.0468 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
74025303Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
4025303-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
74025303-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4025303?
4025303 is a POWER SUPPLY.
What parts can replace 4025303?
There are 3 known substitutes for 4025303: 74025303, 4025303-1, 74025303-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 4025303?
4025303 is cataloged in the U.S. Government catalog under NSN 3020-00-110-9616. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.