The Power Supply, cataloged under National Stock Number 6120-01-478-7253, is classified within Federal Supply Class 6120 (Transformers: Distribution and Power Station) of the Electric Wire, Power, and Distribution Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6120-01-478-7253 |
| Item Name | Power Supply |
| FSC / FSG | 6120 / 61 — Transformers: Distribution and Power Station |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 2051F52 | 3/1 Design control — primary reference Northrop Grumman Systems Corporation Div Marine Systems |
NSN 6120-01-478-7253 is a Power Supply, classified under FSC 6120, Transformers: Distribution and Power Station. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5999-01-479-2474, 5999-01-479-2476, 5999-01-479-2477. Verify interchangeability with system specifications before substitution.
Key specifications for 6120-01-478-7253: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND SPECIFICATIONS. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6120-01-478-7253 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.