The Switch,mercury, cataloged under National Stock Number 5930-01-261-2553, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navpar Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-261-2553 |
| Primary Part Number | N52-B-6224-1 |
| Item Name | Switch,mercury |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Navpar Inc |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| N52-B-6224-1 | Navpar Inc (USA) |
| 52-B-6224-1 | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| Reference | Meaning |
|---|---|
| 52-B-6224-1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5930-01-261-2553 is a Switch,mercury, manufactured by Navpar Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-261-2553 has 2 manufacturer part numbers on file: N52-B-6224-1 (Navpar Inc), 52-B-6224-1 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba).
Key specifications for N52-B-6224-1: Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL;MERCURY SWITCH INSTALLATION KIT. 1 specification is documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5930-01-261-2553 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.