The Circuit Breaker, cataloged under National Stock Number 5925-01-139-3140, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-139-3140 |
| Primary Part Number | ETN583100S36 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP SECOND LOCATION |
| Internal Trip Release Configuration | SERIES TRIP FIRST LOCATION |
| Internal Trip Release Configuration | SHUNT TRIP THIRD LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 450.0 AC THIRD LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 500.0 AC AND 250.0 DC FIRST LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 500.0 AC AND 250.0 DC SECOND LOCATION |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Actuator Position Designation | AT POLE TWO |
| Frequency in Hertz | 60.0 THIRD LOCATION |
| Frequency in Hertz | 400.0 FIRST LOCATION |
| Frequency in Hertz | 400.0 SECOND LOCATION |
| Center to Center Distance Between Terminals Parallel to Width | 3.000 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 |
| Adjustable Trip Setting Current Range Per Pole in Amps | +910.0 TO 1560.0 AC THIRD LOCATION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 9.875 INCHES NOMINAL IN |
| Arc Quenching Method | AIR |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 9.000 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 3 |
| Mounting Surface to Terminal End Distance | 9.281 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 250.0 AMPERES AC AND 250.0 AMPERES DC ALL LOCATIONS |
| Features Provided | ADJUSTABLE TRIP RELEASE |
| Trip Release Characteristic | INSTANTANEOUS ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 100000.0 AC THIRD LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 20000.0 AC AND 15000.0 DC FIRST LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 20000.0 AC AND 15000.0 DC SECOND LOCATION |
| 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 |
|---|---|
| ETN583100S36 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 315C574G18 WITH 452D377G17 | 5/2 Secondary reference U.S. Government activity |
NSN 5925-01-139-3140 is a Circuit Breaker, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-139-3140 has 1 manufacturer part number on file: ETN583100S36 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
Key specifications for ETN583100S36: Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP SECOND LOCATION; Internal Trip Release Configuration: SERIES TRIP FIRST LOCATION; Internal Trip Release Configuration: SHUNT TRIP THIRD LOCATION. 30 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.