NSN 5925-01-320-8106 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-320-8106. Manufacturer of record part number: 4284040-7.
Operating Voltage Type and Rating Per Pole in Volts: 450.0 AC ALL LOCATIONS
Circuit Protection Type: OVERCURRENT ALL LOCATIONS
Pole Quantity: 3
2 manufacturer part numbers on file
Manufacturer of record: Whipp & Bourne Inc.
Identification
NSN: 5925-01-320-8106
NIIN: 013208106
FSC: 5925 — Circuit Breakers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 4284040-7
Manufacturer: Whipp & Bourne Inc.
General Description
The Circuit Breaker, cataloged under National Stock Number 5925-01-320-8106, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Whipp & Bourne Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
5925-01-320-8106
Primary Part Number
4284040-7
Item Name
Circuit Breaker
FSC / FSG
5925 / 59 — Circuit Breakers
Manufacturer
Whipp & Bourne Inc.
Status
ACTIVE
Operating Voltage Type and Rating Per Pole in Volts
450.0 AC ALL LOCATIONS
Circuit Protection Type
OVERCURRENT ALL LOCATIONS
Pole Quantity
3
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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Frequently Asked Questions
What is NSN 5925-01-320-8106?
NSN 5925-01-320-8106 is a Circuit Breaker, manufactured by Whipp & Bourne Inc., classified under FSC 5925, Circuit Breakers. Status: active.
What part numbers are listed for NSN 5925-01-320-8106?
NSN 5925-01-320-8106 has 2 manufacturer part numbers on file: 4284040-7 (Fki Engineering Ltd T/a Whipp & Bourne), 4284040-7 (Whipp & Bourne Inc.).
What are the specifications of 4284040-7?
Key specifications for 4284040-7: Operating Voltage Type and Rating Per Pole in Volts: 450.0 AC ALL LOCATIONS; Circuit Protection Type: OVERCURRENT ALL LOCATIONS; Pole Quantity: 3; End Item Identification: SWITCHBOARD. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5925-01-320-8106 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.