The Switch,rotary, cataloged under National Stock Number 5930-01-512-3225, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-512-3225 |
| Primary Part Number | 139C7942 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 5.0 AMPERES INDUCTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 3.0 AMPERES INDUCTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 5.0 AMPERES INDUCTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Style Designator | IN-LINE, CAM ACTUATED |
| Individual Section Quantity | 3 |
| Contact Voltage Rating in Volts | 230.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 30.0 HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 115.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| 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 |
|---|---|
| 139C7942 | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| 139C7942 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| CS402-114-3 | 3/9 Design control — primary reference Precision Mechanisms Corp. Dba Precision Mechanisms Corp |
NSN 5930-01-512-3225 is a Switch,rotary, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-512-3225 has 2 manufacturer part numbers on file: 139C7942 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 139C7942 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 139C7942: Overall Height: 1.610 INCHES MAXIMUM IN; Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD AND 5.0 AMPERES INDUCTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL; Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD AND 3.0 AMPERES INDUCTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL; Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD AND 5.0 AMPERES INDUCTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL. 8 specifications are 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.