The Switch,rotary, cataloged under National Stock Number 5930-00-781-1963, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hewlett-Packard Company Dba HP. Government technical data includes 14 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-781-1963 |
| Primary Part Number | 3100-1874 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Hewlett-Packard Company Dba HP |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Individual Section Quantity | 6 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Precious Material and Location | CONTACTS SILVER |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 10 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| 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 |
|---|---|
| 3100-1874 PRIMARY | Hewlett-Packard Company Dba HP (USA) |
| Reference | Meaning |
|---|---|
| 3100-1874 | 5/9 Secondary reference Crl Components Inc |
| 3100-1874 | 5/1 Secondary reference Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| 3100-1874 | 5/1 Secondary reference C & K Components SAS |
| 750290(8) | 5/1 Secondary reference U.S. Government activity |
NSN 5930-00-781-1963 is a Switch,rotary, manufactured by Hewlett-Packard Company Dba HP, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-781-1963 has 1 manufacturer part number on file: 3100-1874 (Hewlett-Packard Company Dba HP).
Key specifications for 3100-1874: Shaft Type: ROUND SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Overall Diameter: 1.000 INCHES NOMINAL IN. 14 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.