The Switch,rotary, cataloged under National Stock Number 5930-01-382-3255, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cole Instrument Corp. Dba Cole Instruments. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Switch,rotary |
| FSC / FSG | 5930 — Switches (FSG 59) |
| Manufacturers | Cole Instrument Corp. Dba Cole Instruments (CAGE 31946) |
| Parameter | Value |
|---|---|
| NSN | 5930-01-382-3255 |
| Primary Part Number | 4090021-2 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Cole Instrument Corp. Dba Cole Instruments |
| Status | ACTIVE |
| 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 |
|---|---|
| 4090021-2 PRIMARY | Cole Instrument Corp. Dba Cole Instruments (USA) |
| Reference | Meaning |
|---|---|
| 79-2143-1 | 3/2 Design control — primary reference U.S. Government activity |
| 4090021-2 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 4090021-2 | 7/9 Vendor item drawing reference Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West |
NSN 5930-01-382-3255 is a Switch,rotary, manufactured by Cole Instrument Corp. Dba Cole Instruments, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-382-3255 has 1 manufacturer part number on file: 4090021-2 (Cole Instrument Corp. Dba Cole Instruments).
1 possible match (shared part number, not a government interchangeability claim): 2915-01-408-2271. Verify interchangeability with system specifications before substitution.
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.