The Switch,rotary, cataloged under National Stock Number 5930-00-522-3557, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (CAGE 76854) |
| Parameter | Value |
|---|---|
| NSN | 5930-00-522-3557 |
| Primary Part Number | 56644DH2C |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 56644DH2C PRIMARY | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| 31648 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-522-3557 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-522-3557 has 1 manufacturer part number on file: 56644DH2C (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-043-9020, 2590-01-163-7120, 5998-01-520-9169. 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.