The Circuit Breaker, cataloged under National Stock Number 5925-01-108-4264, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Zenith Electronics Corporation. 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 | 5925-01-108-4264 |
| Primary Part Number | 85-1491-06 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Zenith Electronics Corporation |
| Status | ACTIVE |
| Bushing Length | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 125.0 AC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 CLIP |
| Actuator Position Designation | AT POLE ONE |
| Frequency in Hertz | 60.0 SINGLE LOCATION |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | SINGLE POLE TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 SINGLE LOCATION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.640 INCHES NOMINAL IN |
| Arc Quenching Method | MAGNETIC BLOWOUT |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Body Width | 0.550 INCHES MAXIMUM IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 1.120 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 1.8 AMPERES AC SINGLE LOCATION |
| Trip Release Characteristic | INSTANTANEOUS SINGLE LOCATION |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 1000.0 AC SINGLE LOCATION |
| Body Length | 1.700 INCHES MAXIMUM IN |
| Manual Actuator Type and Quantity | 1 PUSH BUTTON |
| Inclosure Protection Type for Which Designed | VIBRATION RESISTANT AND HUMIDITY RESISTANT AND CORROSION RESISTANT AND HERMETICALLY SEALED |
| Test Data Document | 67177-85-1491 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Actuator Function | TRIP-RESET |
| Trip Release Ambient Temp Rating | 65.0 CELSIUS MAXIMUM SINGLE LOCATION DEGC |
| Terminal Type and Quantity | 2 QUICK DISCONNECT, MALE |
| Special Handling Feature | MAGNETIC |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| 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 |
|---|---|
| 85-1491-06 PRIMARY | Zenith Electronics Corporation (USA) |
NSN 5925-01-108-4264 is a Circuit Breaker, manufactured by Zenith Electronics Corporation, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-108-4264 has 1 manufacturer part number on file: 85-1491-06 (Zenith Electronics Corporation).
Key specifications for 85-1491-06: Bushing Length: 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN; Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 125.0 AC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 CLIP. 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.