NSN 5925-01-557-1389 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-557-1389. Manufacturer of record part number: 8420002.
Also searched as5925-01-557-1389 ·
5925015571389 ·
NIIN 015571389 ·
01-557-1389 ·
FSC 5925 Circuit Breakers · CAGE 34563 · 8420002
The Circuit Breaker, cataloged under National Stock Number 5925-01-557-1389, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Instruments Incorporated Dba Instruments Inc. Government technical data includes 1 specification, 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
Parameter
Value
NSN
5925-01-557-1389
Primary Part Number
8420002
Item Name
Circuit Breaker
FSC / FSG
5925 / 59 — Circuit Breakers
Manufacturer
Instruments Incorporated Dba Instruments Inc
Status
ACTIVE
Maximum Continuous Load Current Rating Per Pole
5.0 AMPERES AC SINGLE LOCATION
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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5925-00-001-5748 · Item name not on file
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Frequently Asked Questions
What is NSN 5925-01-557-1389?
NSN 5925-01-557-1389 is a Circuit Breaker, manufactured by Instruments Incorporated Dba Instruments Inc, classified under FSC 5925, Circuit Breakers. Status: active.
What part numbers are listed for NSN 5925-01-557-1389?
NSN 5925-01-557-1389 has 1 manufacturer part number on file: 8420002 (Instruments Incorporated Dba Instruments Inc).
What are the specifications of 8420002?
Key specifications for 8420002: Maximum Continuous Load Current Rating Per Pole: 5.0 AMPERES AC SINGLE LOCATION; End Item Identification: USED ON F1164 POWER AMP MODEL S11-64. 1 specification is documented in the U.S. Government catalog.
Is NSN 5925-01-557-1389 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.