The Switch,code Indicating Wheel, cataloged under National Stock Number 5930-00-008-2040, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Centroid, Inc. Dba Centroid Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-008-2040 |
| Primary Part Number | A51A10140-7 |
| Item Name | Switch,code Indicating Wheel |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Centroid, Inc. Dba Centroid Inc |
| Status | ACTIVE |
| Individual Section Quantity | 4 |
| Color | BLACK EACH BODY |
| Switch Actuator Indexing Position Quantity | 7 SINGLE ACTUATOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A51A10140-7 | Centroid, Inc. Dba Centroid Inc (USA) |
| Reference | Meaning |
|---|---|
| A51A10140-7 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51A10140-7 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51A10140-7 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51A10140-5 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5930-00-008-2040 is a Switch,code Indicating Wheel, manufactured by Centroid, Inc. Dba Centroid Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-008-2040 has 1 manufacturer part number on file: A51A10140-7 (Centroid, Inc. Dba Centroid Inc).
Key specifications for A51A10140-7: Individual Section Quantity: 4; Color: BLACK EACH BODY; Switch Actuator Indexing Position Quantity: 7 SINGLE ACTUATOR. 3 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.
NSN 5930-00-008-2040 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.