The Network,phase Changing, cataloged under National Stock Number 5915-00-421-9140, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-421-9140 |
| Primary Part Number | 7583189P1 |
| Item Name | Network,phase Changing |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS MODIFIED BY MFG SOURCE CONTROLLING NO. FSCM 99971 PART NO. 7583189P1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 123SCAV5018-3 | Northrop Grumman Systems Corporation (USA) |
| 7583189P1 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| MX8942APS120 | 5/3 Secondary reference U.S. Government activity |
| 7583189P1 | 5/9 Secondary reference U.S. Government activity |
| 39345 | 5/9 Secondary reference Skyworks Solutions, Inc. |
NSN 5915-00-421-9140 is a Network,phase Changing, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-421-9140 has 2 manufacturer part numbers on file: 123SCAV5018-3 (Northrop Grumman Systems Corporation), 7583189P1 (Lockheed Martin Corporation Div Rms).
1 possible match (shared part number, not a government interchangeability claim): 4320-00-779-4058. Verify interchangeability with system specifications before substitution.
Key specifications for 7583189P1: Special Features: 9.550 IN. MAX LG;4.150 IN. MAX W;2.810 IN. MAX H IN; End Item Identification: USED ON E2C ACFT,PART OF AU/APS-120; Reference Number Differentiating Characteristics: AS MODIFIED BY MFG SOURCE CONTROLLING NO. FSCM 99971 PART NO. 7583189P1. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5915-00-421-9140 has DEMIL Code D. 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.