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PartsTable / COMPONENT / 952291-1
952291-1 ✓ 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 is a the manufacturer power supply unit built for continuous operation in enterprise server and storage platforms. Key specifications include material: STEEL UNS K08500 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, bore_diameter: 1.364 INCHES NOMINAL IN, inside_diameter: 0.957 INCHES NOMINAL IN, style_designator: CYLINDRICAL, surface_treatment: OXIDE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-558-7846, 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
952291-1
NSN: 5360-00-558-7846
FSC: 5360
CAGE: 25500 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL UNS K08500 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
bore_diameter1.364 INCHES NOMINAL IN
inside_diameter0.957 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentOXIDE OVERALL
spring_free_length1.172 INCHES NOMINAL IN
spring_solid_length0.650 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
accommodated_rod_diameter0.880 INCHES NOMINAL IN
spring_free_outside_diameter1.281 INCHES NOMINAL IN
material_document_and_classificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5360-00-558-7846
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 952291-1 MFR OEM Platinum
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.281 INCHES NOMINAL IN
•
ACCOMMODATED ROD DIAMETER: 0.880 INCHES NOMINAL IN
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
•
STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL: STEEL UNS K08500 OVERALL
•
INSIDE DIAMETER: 0.957 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 (FLIS)
SPRING FREE OUTSIDE DIAMETER1.281 INCHES NOMINAL IN
ACCOMMODATED ROD DIAMETER0.880 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL
STYLE DESIGNATORCYLINDRICAL
MATERIALSTEEL UNS K08500 OVERALL
INSIDE DIAMETER0.957 INCHES NOMINAL IN
BORE DIAMETER1.364 INCHES NOMINAL IN
SPRING FREE LENGTH1.172 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
952291Interchangeable
interchangeable cross-reference
interchangeable
952291-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 952291-1?
952291-1 is a POWER SUPPLY.
What parts can replace 952291-1?
There are 2 known substitutes for 952291-1: 952291, 952291-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 952291-1?
952291-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-558-7846. 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