PartsTable TECHNICAL DATA SHEET
NSN 5925-01-377-7989Government record, cited

Circuit Breaker5925-01-377-7989

NSN 5925-01-377-7989 · NIIN 013777989 · Part number AKU2-50-1
Silicon Power Corporation · FSC 5925 — Circuit Breakers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 0LXS3
Government record, cited
NSN 5925-01-377-7989 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-377-7989. Manufacturer of record part number: AKU2-50-1.
Also searched as  5925-01-377-7989 · 5925013777989 · NIIN 013777989 · 01-377-7989 · FSC 5925 Circuit Breakers · CAGE 0LXS3 · AKU2-50-1
Nearby stock numbers  ·
Features
  • Circuit Breaker — FSC 5925
  • Pole Quantity: 3
  • Trip Release Method: MAGNETIC SINGLE LOCATION
  • 1 manufacturer part number on file
  • Manufacturer of record: Silicon Power Corporation
Identification
  • NSN: 5925-01-377-7989
  • NIIN: 013777989
  • FSC: 5925 — Circuit Breakers
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: AKU2-50-1
  • Manufacturer: Silicon Power Corporation
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-377-7989, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Silicon Power Corporation. Government technical data includes 2 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.

Technical Specifications
ParameterValue
NSN5925-01-377-7989
Primary Part NumberAKU2-50-1
Item NameCircuit Breaker
FSC / FSG5925 / 59 — Circuit Breakers
ManufacturerSilicon Power Corporation
StatusACTIVE
Pole Quantity3
Trip Release MethodMAGNETIC SINGLE LOCATION
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
AKU2-50-1 PRIMARY Silicon Power Corporation (USA)
No interchangeability data on file.
Other items in FSC 5925 — Circuit Breakers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5925-00-001-1277
CIRCUIT BREAKER
5925-00-001-2809
5925-00-001-2809 · Item name not on file
5925-00-001-3838
CIRCUIT BREAKER
5925-00-001-5748
5925-00-001-5748 · Item name not on file
5925-00-001-5926
5925-00-001-5926 · Item name not on file
5925-00-001-5938
5925-00-001-5938 · Item name not on file
5925-00-001-5942
CIRCUIT BREAKER
5925-00-001-5977
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5925-01-377-7989?

NSN 5925-01-377-7989 is a Circuit Breaker, manufactured by Silicon Power Corporation, classified under FSC 5925, Circuit Breakers. Status: active.

What part numbers are listed for NSN 5925-01-377-7989?

NSN 5925-01-377-7989 has 1 manufacturer part number on file: AKU2-50-1 (Silicon Power Corporation).

What are the specifications of AKU2-50-1?

Key specifications for AKU2-50-1: Pole Quantity: 3; Special Features: 1600 AMPS, 600 VAC, SERIAL NO.179A5050-786-KB VAC; End Item Identification: CLASS I AV-LINE SWITCHBOARD; Trip Release Method: MAGNETIC SINGLE LOCATION. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5925-01-377-7989 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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