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2811921-1 — POWER SUPPLY

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

2811921-1: 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 5315-00-228-2046, 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
2811921-1
NSN: 5315-00-228-2046
NIINs: 002282046, 012790882
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
NSN5315-00-228-2046
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 2811921-1 MFR OEM Platinum
KEY FEATURES
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FIRST END STYLE: RADIUS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
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PIN OVERALL DIAMETER: 0.3750 INCHES NOMINAL IN
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PIN OVERALL LENGTH: 4.000 INCHES MINIMUM AND 4.060 INCHES MAXIMUM IN
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SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
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MATERIAL: STEEL COMP 303 OVERALL
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FIRST END CORNER RADIUS: 0.015 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
FIRST END STYLERADIUS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.3750 INCHES NOMINAL IN
PIN OVERALL LENGTH4.000 INCHES MINIMUM AND 4.060 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL COMP 303 OVERALL
FIRST END CORNER RADIUS0.015 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
50915-40182-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 2811921-1?
2811921-1 is a POWER SUPPLY.
What parts can replace 2811921-1?
There is 1 known substitute for 2811921-1: 50915-40182-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 2811921-1?
2811921-1 is cataloged in the U.S. Government catalog under NSN 5315-00-228-2046. This indicates validated use in U.S. government and defense supply chains.
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