PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7181Circuit Breaker

Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems · NSN 5925-01-613-9836 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-613-9836 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-613-9836. Primary manufacturer part number: 7181.
Features
  • Circuit Breaker — FSC 5925
  • Reset Method: MANUAL
  • Main Contact Tripping Mechanism Type: TRIP FREE
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.41 INCHES NOMINAL IN
  • 2 verified cross-references
  • 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 5925-01-613-9836, 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 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
NSN5925-01-613-9836
Primary Part Number7181
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerBlue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems
StatusACTIVE
Reset MethodMANUAL
Main Contact Tripping Mechanism TypeTRIP FREE
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.41 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6650-00-105-1418137584L0 INTERCHANGEABLE
Refractometer
Reichert Inc Dba Reichert Inc
5945-00-237-1715SCD3277 INTERCHANGEABLE
Relay,electromagnetic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5920-00-280-4114500516 INTERCHANGEABLE
Fuse Link,electrical
Us Army Aviation and Missile Command
5970-00-615-47647181 INTERCHANGEABLE
Insulator,feedthru
Lapp Insulators Llc
5330-00-874-5426 INTERCHANGEABLE
Gasket
5955-01-055-3283 INTERCHANGEABLE
Oscillator,noncrystal Controlled
5340-01-130-9867 INTERCHANGEABLE
Seat,helical Compression Spring
4720-01-267-5990 INTERCHANGEABLE
Hose Assembly,nonmetallic
5930-01-721-32627181 INTERCHANGEABLE
Switch,rotary
Bird Electronic Corporation Div Bird Electronic Corp
Cross-Reference Index
Part NumberManufacturer
7181 Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems (USA)
ES20174-5 Zodiac Milpro International (FRA)
Related Parts
6650-00-105-1418INTERCHANGEABLE
REFRACTOMETER
137584L0
5945-00-237-1715INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SCD3277
5920-00-280-4114INTERCHANGEABLE
FUSE LINK,ELECTRICAL
500516
5970-00-615-4764INTERCHANGEABLE
INSULATOR,FEEDTHRU
7181
5330-00-874-5426INTERCHANGEABLE
GASKET
5955-01-055-3283INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
5340-01-130-9867INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
4720-01-267-5990INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5930-01-721-3262INTERCHANGEABLE
SWITCH,ROTARY
7181

Frequently Asked Questions

What is NSN 5925-01-613-9836?

NSN 5925-01-613-9836 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 5925-01-613-9836?

NSN 5925-01-613-9836 has 2 cross-referenced part numbers: 7181 (Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems), ES20174-5 (Zodiac Milpro International).

What NSN replaces 5925-01-613-9836?

There are 9 known substitutes for 5925-01-613-9836: 6650-00-105-1418, 5945-00-237-1715, 5920-00-280-4114 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7181?

Key specifications for 7181: Reset Method: MANUAL; Part Name Assigned by Controlling Agency: 285-SERIES CIRCUIT BREAKER; Main Contact Tripping Mechanism Type: TRIP FREE; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.41 INCHES NOMINAL IN. 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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