The Circuit Breaker, cataloged under National Stock Number 5925-01-559-4607, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Asc Pty Ltd. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-559-4607 |
| Primary Part Number | 1677871 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Asc Pty Ltd |
| Status | ACTIVE |
| Reset Method | AUTOMATIC |
| Operating Voltage Type and Rating Per Pole in Volts | 120.0 AC ALL LOCATIONS |
| Frequency in Hertz | 50.0 OR 60.0 ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Width | 0.625 INCHES NOMINAL IN |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Body Width | 1.281 INCHES MAXIMUM IN |
| Pole Quantity | 2 |
| Maximum Continuous Load Current Rating Per Pole | 0.100 AMPERES AC ALL LOCATIONS |
| Body Length | 1.780 INCHES MAXIMUM IN |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Terminal Type and Quantity | 4 WIRE HOOK |
| Center to Center Distance Between Terminals Parallel to Length | 0.875 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 |
|---|---|
| 1677871 | Asc Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| AP17-1-61-102 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-559-4607 is a Circuit Breaker, manufactured by Asc Pty Ltd, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-559-4607 has 1 manufacturer part number on file: 1677871 (Asc Pty Ltd).
1 possible match (shared part number, not a government interchangeability claim): 6530-01-725-3346. Verify interchangeability with system specifications before substitution.
Key specifications for 1677871: Reset Method: AUTOMATIC; Operating Voltage Type and Rating Per Pole in Volts: 120.0 AC ALL LOCATIONS; Frequency in Hertz: 50.0 OR 60.0 ALL LOCATIONS; Center to Center Distance Between Terminals Parallel to Width: 0.625 INCHES NOMINAL IN. 12 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.