The Switch,rotary, cataloged under National Stock Number 5930-01-666-5494, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Grayhill, Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-666-5494 |
| Primary Part Number | 56SD30-01-2-AJS |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Grayhill, Inc |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Pole Quantity | 2 SINGLE SECTION REAR |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| 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 |
|---|---|
| 56SD30-01-2-AJS PRIMARY | Grayhill, Inc (USA) |
| Reference | Meaning |
|---|---|
| 56SD30-01-2-AJS | 5/2 Secondary reference U.S. Government activity |
NSN 5930-01-666-5494 is a Switch,rotary, manufactured by Grayhill, Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-666-5494 has 1 manufacturer part number on file: 56SD30-01-2-AJS (Grayhill, Inc).
Key specifications for 56SD30-01-2-AJS: Shaft Type: ROUND SINGLE ACTUATOR; Terminal Type: TAB, SOLDER LUG; Overall Diameter: 0.500 INCHES NOMINAL IN; Pole Quantity: 2 SINGLE SECTION REAR. 5 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.