The Switch,indicator Light Modular, cataloged under National Stock Number 5930-00-476-9776, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-476-9776 |
| Primary Part Number | 40MS001 |
| Item Name | Switch,indicator Light Modular |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems |
| Status | ACTIVE |
| General Characteristics Item Description | 4-LAMP CIRCUIT,OPERATING TEMP MINUS 65 DEG C TO PLUS55 DEG C,LAMP RATINGS 0.75 AMP 28 VDC OR 0.75 AMP 115VAC 400 HZ VDC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40MS001 PRIMARY | Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems (USA) |
| Reference | Meaning |
|---|---|
| 185589-1 | 7/2 Vendor item drawing reference Raytheon Company |
NSN 5930-00-476-9776 is a Switch,indicator Light Modular, manufactured by Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-476-9776 has 1 manufacturer part number on file: 40MS001 (Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems).
1 possible match (shared part number, not a government interchangeability claim): 6210-01-035-9148. Verify interchangeability with system specifications before substitution.
Key specifications for 40MS001: General Characteristics Item Description: 4-LAMP CIRCUIT,OPERATING TEMP MINUS 65 DEG C TO PLUS55 DEG C,LAMP RATINGS 0.75 AMP 28 VDC OR 0.75 AMP 115VAC 400 HZ VDC. 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.
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.