The Circuit Breaker, cataloged under National Stock Number 5925-01-644-8441, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Espey Mfg and Electronics Corp. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-644-8441 |
| Primary Part Number | LD92269 REV G ITEM 15 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Espey Mfg and Electronics Corp |
| Status | ACTIVE |
| Bushing Length | 0.625 INCHES NOMINAL IN |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 480.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Width | 0.750 INCHES NOMINAL IN |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 1.515 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.515 INCHES NOMINAL IN |
| Pole Quantity | 2 |
| Mounting Surface to Terminal End Distance | 2.040 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 7.50 AMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Body Length | 2.490 INCHES NOMINAL IN |
| Trip Delay Time in Seconds Per Rated Continuous Current | 1.0 NOMINAL AT 125 PCT ALL LOCATIONS |
| Material | PLASTIC CASE |
| Terminal Type and Quantity | 4 THREADED STUD |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Trip Release Method | MAGNETIC-HYDRAULIC ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Length | 1.312 INCHES NOMINAL IN |
| 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 |
|---|---|
| LD92269 REV G ITEM 15 PRIMARY | Espey Mfg and Electronics Corp (USA) |
| Reference | Meaning |
|---|---|
| IULNK11-1-61-7.50-E | 5/2 Secondary reference U.S. Government activity |
NSN 5925-01-644-8441 is a Circuit Breaker, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-644-8441 has 1 manufacturer part number on file: LD92269 REV G ITEM 15 (Espey Mfg and Electronics Corp).
Key specifications for LD92269 REV G ITEM 15: Bushing Length: 0.625 INCHES NOMINAL IN; Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 480.0 AC ALL LOCATIONS. 22 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.