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A3429 — POWER SUPPLY SUBASSEMBLY

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

A3429: POWER SUPPLY SUBASSEMBLY.

The POWER SUPPLY SUBASSEMBLY 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 5330-00-362-8171, 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
A3429
NSN: 5330-00-362-8171
NIINs: 003628171, 010316708, 010815260
FSC: 5330 — Packing and Gasket Materials
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
NSN5330-00-362-8171
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 A3429 MFR OEM Platinum
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.015 INCHES NOMINAL IN
•
GASKET CENTER TO FLAT DISTANCE: 3.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR WITH ONE PERIPHERAL FLAT
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 7.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 5.938 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 5
•
BOLT CIRCLE DIAMETER: 6.625 INCHES NOMINAL IN
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
CROSS-SECTIONAL THICKNESS0.015 INCHES NOMINAL IN
GASKET CENTER TO FLAT DISTANCE3.312 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR WITH ONE PERIPHERAL FLAT
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER7.500 INCHES NOMINAL IN
APERTURE DIAMETER5.938 INCHES NOMINAL IN
BOLT HOLE QUANTITY5
BOLT CIRCLE DIAMETER6.625 INCHES NOMINAL IN
MATERIALCELLULOSE OVERALL
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A3429?
A3429 is a POWER SUPPLY SUBASSEMBLY.
What is the NSN for A3429?
A3429 is cataloged in the U.S. Government catalog under NSN 5330-00-362-8171. 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.