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542790 — Power Supply Datasheet

✓ Verified by PartsTable
— · PSU
WHAT YOU NEED TO KNOW
Always quote matching pair — mixed wattage causes throttling Platinum/Titanium = higher efficiency = lower power cost over time
AC or DC input? Verify customer site power
PRODUCT OVERVIEW

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 Federal Logistics Information System under NSN 5331-00-248-3840, 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
542790
NSN: 5331-00-248-3840
FSC: 5331 — O-RING
CAGE: C0308 — PARKER HANNIFIN GMBH O-RING DIVISION (DEU)
SPECIFICATIONS
Wattage—
Efficiency Rating—
Form Factor—
Hot-Plug—
Redundancy—
Input Voltage—
Output Power—
Platform—
NSN5331-00-248-3840
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 542790 MFR OEM Platinum
KEY FEATURES
•
OUTSIDE DIAMETER: 0.618 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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
OUTSIDE DIAMETER0.618 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
MS29513-014InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
005014InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
622BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS28775-014InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
HTE 5917-031InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0923846-0InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 542790?
542790 is a POWER SUPPLY SUBASSEMBLY.
What parts can replace 542790?
There are 18 known substitutes for 542790: MS29513-014, 005014, 622B and 15 more. Substitute compatibility should be verified for your specific system.
Is 542790 still available?
542790 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026