The Circuit Breaker, cataloged under National Stock Number 5925-01-581-9738, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Schneider Electric Usa, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-581-9738 |
| Primary Part Number | QOU390 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Schneider Electric Usa, Inc. |
| Status | ACTIVE |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| Pole Quantity | 3 |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 90.0 AC ALL LOCATIONS |
| Trip Release Method | MAGNETIC ALL LOCATIONS |
| 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 |
|---|---|
| QOU390 PRIMARY | Schneider Electric Usa, Inc. (USA) |
| Reference | Meaning |
|---|---|
| Q0U390 | C/1 Advisory reference — outside the item-of-supply concept Gcf Inc. |
NSN 5925-01-581-9738 is a Circuit Breaker, manufactured by Schneider Electric Usa, Inc., classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-581-9738 has 1 manufacturer part number on file: QOU390 (Schneider Electric Usa, Inc.).
Key specifications for QOU390: Body Style: MULTIPOLE-MULTIPLE ACTUATOR TYPE; Pole Quantity: 3; Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps: 90.0 AC ALL LOCATIONS; Special Features: RATED VOLTAGE:120.0/240.0VAC;MAGNET TRIP (INSTANT):8-17X RATING;THERMAL TRIP (2X RATING):30-250 SECONDS;THERMAL TRIP (1.25X RATING):200-10000 SECONDS;THERMAL LUG WIRE SIZE:1:12-2/0 AWG (CU OR AL);TEMP RANGE:MINUS 10.0C TO 60.0C (WITH RATING) VAC. 4 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.