The Circuit Breaker, cataloged under National Stock Number 5925-00-062-3744, 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 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-062-3744 |
| Primary Part Number | QOB240 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Schneider Electric Usa, Inc. |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 240.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 4 TERMINAL |
| Actuator Position Designation | AT POLE ONE |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Width | 0.734 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 ALL LOCATIONS |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 1.484 INCHES NOMINAL IN |
| Body Height | 2.750 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 2 |
| Maximum Continuous Load Current Rating Per Pole | 40.0 AMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | INSTANTANEOUS AND TIME DELAY ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 10000.0 AC ALL LOCATIONS |
| Body Length | 3.000 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 240.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| Inclosure Protection Type for Which Designed | FUNGUS RESISTANT |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Trip Release Ambient Temp Rating | 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC |
| Terminal Type and Quantity | 2 CLIP AND 2 SCREW |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Boss Height | 0.156 INCHES NOMINAL IN |
| Trip Release Method | THERMAL-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 |
|---|---|
| QOB240 PRIMARY | Schneider Electric Usa, Inc. (USA) |
| Reference | Meaning |
|---|---|
| Q0B240 | 5/9 Secondary reference Schneider Electric Usa, Inc. |
NSN 5925-00-062-3744 is a Circuit Breaker, manufactured by Schneider Electric Usa, Inc., classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-00-062-3744 has 1 manufacturer part number on file: QOB240 (Schneider Electric Usa, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5925-01-574-6054. Verify interchangeability with system specifications before substitution.
Key specifications for QOB240: Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 240.0 AC ALL LOCATIONS; Mounting Facility Type and Quantity: 4 TERMINAL; Actuator Position Designation: AT POLE ONE. 27 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.