The Circuit Breaker, cataloged under National Stock Number 5925-01-149-9352, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Oakland Industries Ltd. Government technical data includes 28 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-149-9352 |
| Primary Part Number | 43-500-L-SI,5AMP |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Oakland Industries Ltd |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 250.0 AC AND 65.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Actuator Position Designation | AT POLE ONE |
| Switch Terminal Type | TAB, SOLDER LUG |
| Frequency in Hertz | 400.0 SINGLE LOCATION |
| Unpackaged Unit Weight | 1.160 OUNCES NOMINAL OZ |
| Body Style | SINGLE POLE TYPE |
| Switch Voltage Rating and Type in Volts | 250.0 AC AND 65.0 DC |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 140.0 SINGLE LOCATION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.970 INCHES NOMINAL IN |
| Switch Location and Position Designation | INTERNAL AT POLE ONE |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.137 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 2.110 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 5.0 AMPERES AC AND 5.0 AMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 200.0 AC AND 200.0 DC SINGLE LOCATION |
| Trip Delay Time in Seconds Per Rated Continuous Current | 30.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Manual Actuator Type and Quantity | 1 PUSH BUTTON |
| Switch Current Rating and Type in Amps | 1.0 AC AND 1.0 DC |
| Inclosure Protection Type for Which Designed | GENERAL PURPOSE |
| Switch Contact Arrangement | SINGLE POLE, DOUBLE THROW |
| Material | PLASTIC CASE |
| Actuator Function | TRIP W/SEPARATE RESET |
| Trip Release Ambient Temp Rating | 70.0 FAHRENHEIT NOMINAL SINGLE LOCATION DEGF |
| 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 |
|---|---|
| 43-500-L-SI,5AMP PRIMARY | Oakland Industries Ltd (USA) |
NSN 5925-01-149-9352 is a Circuit Breaker, manufactured by Oakland Industries Ltd, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-149-9352 has 1 manufacturer part number on file: 43-500-L-SI,5AMP (Oakland Industries Ltd).
Key specifications for 43-500-L-SI,5AMP: Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC AND 65.0 DC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Actuator Position Designation: AT POLE ONE. 28 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.