The Switch,solid State, cataloged under National Stock Number 5930-01-251-1109, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is B.c. Systems Inc. Dba Bc Systems Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-251-1109 |
| Primary Part Number | 91968-4 |
| Item Name | Switch,solid State |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | B.c. Systems Inc. Dba Bc Systems Inc |
| Status | ACTIVE |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | H |
| Part Number | Manufacturer |
|---|---|
| 91968-4 PRIMARY | B.c. Systems Inc. Dba Bc Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 91968-4 | 5/9 Secondary reference Tempo Instrument Inc Defense Electronics Div |
| 1851948-4 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Guidance Systems Div |
NSN 5930-01-251-1109 is a Switch,solid State, manufactured by B.c. Systems Inc. Dba Bc Systems Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-251-1109 has 1 manufacturer part number on file: 91968-4 (B.c. Systems Inc. Dba Bc Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-674-8582. Verify interchangeability with system specifications before substitution.
Key specifications for 91968-4: Special Features: HCI; End Item Identification: COMMAND SIGNAL DECODE; Nuclear Hardness Critical Feature: HARDENED. 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 5930-01-251-1109 has DEMIL Code Q. 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.