The Housing Assembly, cataloged under National Stock Number 5930-01-233-2172, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-233-2172 |
| Primary Part Number | 51618-4-1-1-1-2-6 |
| Item Name | Housing Assembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | ACCOMMODATIONS FOR FOUR INDICATORS; HORIZONTALLY MTD; BLACK FRONT PANEL SURFACE; EMI GASKET; PANEL MTG; 4.080 IN. LG; 1.260 IN. W; 3.250 IN. H; INTEGRAL TERMINAL CONNECTORS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 51618-4-1-1-1-2-6 | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA) |
| 5551239-5 | Naval Sea Systems Command (USA) |
| T314014105 | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| 52822-3 | 3/9 Design control — primary reference Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc |
NSN 5930-01-233-2172 is a Housing Assembly, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-233-2172 has 3 manufacturer part numbers on file: 51618-4-1-1-1-2-6 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 5551239-5 (Naval Sea Systems Command), T314014105 (Lockheed Martin Librascope Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-496-9271. Verify interchangeability with system specifications before substitution.
Key specifications for 51618-4-1-1-1-2-6: General Characteristics Item Description: ACCOMMODATIONS FOR FOUR INDICATORS; HORIZONTALLY MTD; BLACK FRONT PANEL SURFACE; EMI GASKET; PANEL MTG; 4.080 IN. LG; 1.260 IN. W; 3.250 IN. H; INTEGRAL TERMINAL CONNECTORS IN. 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 5930-01-233-2172 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.