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127015GR1 — RC POWER SUPPLY DWR

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

127015GR1: RC POWER SUPPLY DWR.

The RC POWER SUPPLY DWR 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 4470-01-221-1179, 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
127015GR1
NSN: 4470-01-221-1179
FSC: 4470 — Nuclear Reactors
CAGE: 94271 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
NSN4470-01-221-1179
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 127015GR1 MFR OEM Platinum
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS
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
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSSELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS
SUBSTITUTES & CROSS-REFERENCES 2
127015Reference document
Same NSN cross-reference
Reference document — Secondary reference
127015G1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required (F)
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FREQUENTLY ASKED QUESTIONS
What is 127015GR1?
127015GR1 is a RC POWER SUPPLY DWR.
What parts can replace 127015GR1?
There are 2 known substitutes for 127015GR1: 127015, 127015G1. Substitute compatibility should be verified for your specific system.
What is the NSN for 127015GR1?
127015GR1 is cataloged in the U.S. Government catalog under NSN 4470-01-221-1179. 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.