The Switch,rotary, cataloged under National Stock Number 5930-00-656-2414, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Industrial Components Tech Dba I R D Switches. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-656-2414 |
| Primary Part Number | 27AS3-4 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Industrial Components Tech Dba I R D Switches |
| 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 |
|---|---|
| 27AS3-4 | Industrial Components Tech Dba I R D Switches (USA) |
| Reference | Meaning |
|---|---|
| 27AS3-4 | 5/9 Secondary reference Industrial Research and Development Inc |
| 10-20098-16 | 3/2 Design control — primary reference U.S. Government activity |
| 27AS3-4 | 5/9 Secondary reference U.S. Government activity |
| 10-20098 | D/9 Drawing number reference only U.S. Government activity |
NSN 5930-00-656-2414 is a Switch,rotary, manufactured by Industrial Components Tech Dba I R D Switches, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-656-2414 has 1 manufacturer part number on file: 27AS3-4 (Industrial Components Tech Dba I R D Switches).
2 possible matches (shared part number, not a government interchangeability claim): 5930-00-656-2419, 5930-00-656-3216. Verify interchangeability with system specifications before substitution.
Key specifications for 27AS3-4: Special Features: SWITCH,FUEL MANAGEMENT; End Item Identification: B-52 AIRCRAFT. 0 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.