PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7140Circuit Breaker

Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems · NSN 5925-01-665-3810 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-665-3810 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-665-3810. Primary manufacturer part number: 7140.
Features
  • Circuit Breaker — FSC 5925
  • Maximum Continuous Load Current Rating Per Pole: 60.0 AMPERES DC FIRST LOCATION
  • Operating Voltage Type and Rating Per Pole in Volts: 48.0 DC FIRST LOCATION
  • Unpackaged Unit Weight: 0.58 POUNDS NOMINAL LBS
  • 1 verified cross-reference
  • Primary manufacturer: Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-665-3810, 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 Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-665-3810
Primary Part Number7140
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerBlue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems
StatusACTIVE
Maximum Continuous Load Current Rating Per Pole60.0 AMPERES DC FIRST LOCATION
Operating Voltage Type and Rating Per Pole in Volts48.0 DC FIRST LOCATION
Unpackaged Unit Weight0.58 POUNDS NOMINAL LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-192-65560165-7 INTERCHANGEABLE
Terminal Board
Lockheed Martin Corporation Div Rms - Mitchel Field
2910-00-358-5101 INTERCHANGEABLE
Pin
5935-00-401-57587140 INTERCHANGEABLE
Connector,plug,electrical
Mag Aerospace Industries, Llc Div Safran Cabins
2815-00-555-5933 INTERCHANGEABLE
Ring Set,piston
5310-00-579-46547140 INTERCHANGEABLE
Washer,lock
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5998-00-936-2632 INTERCHANGEABLE
Circuit Card Assembly
5940-00-983-6048 INTERCHANGEABLE
Terminal Board
5995-00-995-56897140 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Spencer Industries Inc
4810-01-210-026735A-AAA-DABA-1CM INTERCHANGEABLE
Valve,solenoid
Edro Corporation, the Dba Edro Corp
5306-01-237-684412354223 INTERCHANGEABLE
Bolt,ribbed Shoulder
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
7140 Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems (USA)
Related Parts
5940-00-192-6556INTERCHANGEABLE
TERMINAL BOARD
0165-7
2910-00-358-5101INTERCHANGEABLE
PIN
5935-00-401-5758INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7140
2815-00-555-5933INTERCHANGEABLE
RING SET,PISTON
5310-00-579-4654INTERCHANGEABLE
WASHER,LOCK
7140
5998-00-936-2632INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5940-00-983-6048INTERCHANGEABLE
TERMINAL BOARD
5995-00-995-5689INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
7140
4810-01-210-0267INTERCHANGEABLE
VALVE,SOLENOID
35A-AAA-DABA-1CM
5306-01-237-6844INTERCHANGEABLE
BOLT,RIBBED SHOULDER
12354223
4820-01-559-0157INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
5340-01-656-6804INTERCHANGEABLE
HUB,BODY
71-40

Frequently Asked Questions

What is NSN 5925-01-665-3810?

NSN 5925-01-665-3810 is a Circuit Breaker, manufactured by Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-665-3810?

NSN 5925-01-665-3810 has 1 cross-referenced part number: 7140 (Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems).

What NSN replaces 5925-01-665-3810?

There are 12 known substitutes for 5925-01-665-3810: 5940-00-192-6556, 2910-00-358-5101, 5935-00-401-5758 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7140?

Key specifications for 7140: Maximum Continuous Load Current Rating Per Pole: 60.0 AMPERES DC FIRST LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 48.0 DC FIRST LOCATION; Part Name Assigned by Controlling Agency: 187-SERIES CIRCUIT BREAKER; Unpackaged Unit Weight: 0.58 POUNDS NOMINAL LBS. 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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