PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7387301Circuit Breaker

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5925-00-738-7301 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-738-7301 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-738-7301. Primary manufacturer part number: 7387301.
Features
  • Circuit Breaker — FSC 5925
  • Inclosure Protection Type for Which Designed: DUSTPROOF
  • Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent: 125.0 SINGLE LOCATION
  • Terminal Type and Quantity: 2 THREADED STUD
  • Reset Method: MANUAL
  • Operating Voltage Type and Rating Per Pole in Volts: 30.0 DC SINGLE LOCATION
  • Main Contact Tripping Mechanism Type: TRIP FREE
  • Trip Release Characteristic: TIME DELAY SINGLE LOCATION
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-738-7301, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-00-738-7301
Primary Part Number7387301
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Inclosure Protection Type for Which DesignedDUSTPROOF
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 SINGLE LOCATION
Terminal Type and Quantity2 THREADED STUD
Reset MethodMANUAL
Operating Voltage Type and Rating Per Pole in Volts30.0 DC SINGLE LOCATION
Main Contact Tripping Mechanism TypeTRIP FREE
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Trip Delay Time in Seconds Per Rated Continuous Current300.000 NOMINAL AT 125 PCT AND 40.000 NOMINAL AT 200 PCT AND 12.000 NOMINAL AT 300 PCT AND 15.000 NOMINAL AT 400 PCT SINGLE LOCATION
Trip Release Ambient Temp Rating25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps4000.0 DC SINGLE LOCATION
Arc Quenching MethodAIR
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.000 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Pole Quantity1
Unthreaded Mounting Hole Diameter0.218 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Length3.500 INCHES NOMINAL IN
Actuator FunctionRESET
Trip Release MethodMAGNETIC SINGLE LOCATION
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Maximum Continuous Load Current Rating Per Pole200.0 AMPERES DC SINGLE LOCATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5925-00-423-279115A7228 INTERCHANGEABLE
Circuit Breaker
Napco International Llc Dba Napco International Inc
5305-01-418-6355 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
7387301 Feinmechanische Werke Mainz Gmbh (DEU)
7387301 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
7387301 Liebherr-Aerospace Lindenberg Gmbh (DEU)
25704-281600-05-0 Baainbw Bw-Znr (DEU)
500396 Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
25704-281600-05-0 Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU)
MILC13516TYPE2GRADEBCLASS2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5925-00-423-2791INTERCHANGEABLE
CIRCUIT BREAKER
15A7228
5305-01-418-6355INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5925-00-738-7301?

NSN 5925-00-738-7301 is a Circuit Breaker, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-00-738-7301?

NSN 5925-00-738-7301 has 7 cross-referenced part numbers: 7387301 (Feinmechanische Werke Mainz Gmbh), 7387301 (U S Army Tank Automotive Command Amsta-Im-Mm), 7387301 (Liebherr-Aerospace Lindenberg Gmbh), 25704-281600-05-0 (Baainbw Bw-Znr), 500396 (Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis) and 2 more.

What NSN replaces 5925-00-738-7301?

There are 2 known substitutes for 5925-00-738-7301: 5925-00-423-2791, 5305-01-418-6355. Verify interchangeability with system specifications before substitution.

What are the specifications of 7387301?

Key specifications for 7387301: Inclosure Protection Type for Which Designed: DUSTPROOF; Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent: 125.0 SINGLE LOCATION; Terminal Type and Quantity: 2 THREADED STUD; Reset Method: MANUAL. 23 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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