PartsTable TECHNICAL DATA SHEET

NSN 5925-01-337-9140Government record, cited

Circuit Breaker5925-01-337-9140

NSN 5925-01-337-9140 · NIIN 013379140 · Part number 4284066-3/B2

Whipp & Bourne Inc. · FSC 5925 — Circuit Breakers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 39805

Government record, cited

NSN 5925-01-337-9140 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-337-9140. Manufacturer of record part number: 4284066-3/B2.

Also searched as 5925-01-337-9140 · 5925013379140 · NIIN 013379140 · 01-337-9140 · FSC 5925 Circuit Breakers · CAGE 39805 · 4284066-3/B2 · 419805

Nearby stock numbers ← 5925-01-337-9139 Circuit Breaker · 5925-01-337-9141 →

Features

Circuit Breaker — FSC 5925
2 manufacturer part numbers on file
Manufacturer of record: Whipp & Bourne Inc.

Identification

NSN: 5925-01-337-9140
NIIN: 013379140
FSC: 5925 — Circuit Breakers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 4284066-3/B2
Manufacturer: Whipp & Bourne Inc.

General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-337-9140, 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.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5925-01-337-9140
Primary Part Number	4284066-3/B2
Item Name	Circuit Breaker
FSC / FSG	5925 / 59 — Circuit Breakers
Manufacturer	Whipp & Bourne Inc.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
4284066-3/B2	Fki Engineering Ltd T/a Whipp & Bourne (GBR)
4284066-3/B2 PRIMARY	Whipp & Bourne Inc. (USA)

Reference documents

Reference	Meaning
419805	5/1 Secondary reference Whipp & Bourne Inc.

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 5925-01-337-9140?

NSN 5925-01-337-9140 is a Circuit Breaker, manufactured by Whipp & Bourne Inc., classified under FSC 5925, Circuit Breakers. Status: active.

What part numbers are listed for NSN 5925-01-337-9140?

NSN 5925-01-337-9140 has 2 manufacturer part numbers on file: 4284066-3/B2 (Fki Engineering Ltd T/a Whipp & Bourne), 4284066-3/B2 (Whipp & Bourne Inc.).

What are the specifications of 4284066-3/B2?

Key specifications for 4284066-3/B2: End Item Identification: MAIN SWITCHBOARD. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5925-01-337-9140 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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