PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25421Circuit Breaker

Schneider Electric Usa, Inc. · NSN 5925-01-566-0708 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-566-0708 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-566-0708. Primary manufacturer part number: 25421.
Features
  • Circuit Breaker — FSC 5925
  • Pole Quantity: 2
  • Operating Voltage Type and Rating Per Pole in Volts: 120.0 AC ALL LOCATIONS
  • 2 verified cross-references
  • Primary manufacturer: Schneider Electric Usa, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-566-0708, is classified within Federal Supply Class 5925 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Schneider Electric Usa, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-566-0708
Primary Part Number25421
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerSchneider Electric Usa, Inc.
StatusACTIVE
Pole Quantity2
Operating Voltage Type and Rating Per Pole in Volts120.0 AC ALL LOCATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-100-8575E41 INTERCHANGEABLE
Bearing,ball,thrust
Abc Acquisition Company Dba Aetna Bearing Company
5342-00-209-7464 INTERCHANGEABLE
Panel Assembly
2805-00-382-8000 INTERCHANGEABLE
Insert,engine Valve Seat
6160-00-956-334425421-002 INTERCHANGEABLE
Cover,battery Box
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
4710-01-012-227525421 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
2590-01-265-324325421 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Mark Industries
5306-01-315-9740 INTERCHANGEABLE
Rod,threaded End
6210-01-467-762025421 INTERCHANGEABLE
Lens,light
Electronic Marine Systems, Inc.
4140-01-539-4354 INTERCHANGEABLE
Fan,tubeaxial
Cross-Reference Index
Part NumberManufacturer
10310-8EA0201-08 SEQ. NO.126 Plainville Electrical Products Company, the Dba Plainville Electrical Products (USA)
25421 PRIMARY Schneider Electric Usa, Inc. (USA)
Related Parts
3110-00-100-8575INTERCHANGEABLE
BEARING,BALL,THRUST
E41
5342-00-209-7464INTERCHANGEABLE
PANEL ASSEMBLY
2805-00-382-8000INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
6160-00-956-3344INTERCHANGEABLE
COVER,BATTERY BOX
25421-002
4710-01-012-2275INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25421
2590-01-265-3243INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
25421
5306-01-315-9740INTERCHANGEABLE
ROD,THREADED END
6210-01-467-7620INTERCHANGEABLE
LENS,LIGHT
25421
4140-01-539-4354INTERCHANGEABLE
FAN,TUBEAXIAL

Frequently Asked Questions

What is NSN 5925-01-566-0708?

NSN 5925-01-566-0708 is a Circuit Breaker, manufactured by Schneider Electric Usa, Inc., classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-566-0708?

NSN 5925-01-566-0708 has 2 cross-referenced part numbers: 10310-8EA0201-08 SEQ. NO.126 (Plainville Electrical Products Company, the Dba Plainville Electrical Products), 25421 (Schneider Electric Usa, Inc.).

What NSN replaces 5925-01-566-0708?

There are 9 known substitutes for 5925-01-566-0708: 3110-00-100-8575, 5342-00-209-7464, 2805-00-382-8000 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25421?

Key specifications for 25421: Part Name Assigned by Controlling Agency: BREAKER,2 POLE 4 AMP; Special Features: BREAKER,2 POLE 4 AMP L TYPE; Pole Quantity: 2; End Item Identification: MOTOR CONTROL CENTER. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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