The Circuit Breaker, cataloged under National Stock Number 5925-01-659-2106, 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 9 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 | 5925-01-659-2106 |
| Primary Part Number | AQB-A1604-1600A |
| 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 |
| Operating Voltage Type and Rating Per Pole in Volts | 500.000 AC ALL LOCATIONS |
| Ultimate Trip Time Per Pole in Seconds | 0.025 MINIMUM AND 0.135 MAXIMUM ALL LOCATIONS |
| Frequency in Hertz | 60.000 ALL LOCATIONS |
| Unpackaged Unit Weight | 65.000 POUNDS NOMINAL LBS |
| Pole Quantity | 1 |
| Maximum Continuous Load Current Rating Per Pole | 1600.000 AMPERES AC ALL LOCATIONS |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Actuator Function | TRIP-RESET |
| 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 |
|---|---|
| AQB-A1604-1600A PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
NSN 5925-01-659-2106 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 5925-01-659-2106 has 1 manufacturer part number on file: AQB-A1604-1600A (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
Key specifications for AQB-A1604-1600A: Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 500.000 AC ALL LOCATIONS; Overall Height: 4.750 INCHES NOMINAL IN; Ultimate Trip Time Per Pole in Seconds: 0.025 MINIMUM AND 0.135 MAXIMUM ALL LOCATIONS. 9 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.