PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3275019-01Circuit Breaker

Instruments Incorporated Dba Instruments Inc · NSN 5925-01-523-4244 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-523-4244 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-523-4244. Primary manufacturer part number: 3275019-01.
Features
  • Circuit Breaker — FSC 5925
  • Pole Quantity: 4
  • Maximum Continuous Load Current Rating Per Pole: 60.0 AMPERES AC SINGLE LOCATION
  • Operating Voltage Type and Rating Per Pole in Volts: 440.0 AC SINGLE LOCATION
  • 2 verified cross-references
  • Primary manufacturer: Instruments Incorporated Dba Instruments Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-523-4244, 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 Instruments Incorporated Dba Instruments Inc. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-523-4244
Primary Part Number3275019-01
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerInstruments Incorporated Dba Instruments Inc
StatusACTIVE
Pole Quantity4
Maximum Continuous Load Current Rating Per Pole60.0 AMPERES AC SINGLE LOCATION
Operating Voltage Type and Rating Per Pole in Volts440.0 AC SINGLE LOCATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-231-5603AS4854-03 INTERCHANGEABLE
Elbow,pipe
Sae International Dba Sae International
6145-00-908-7678124186 INTERCHANGEABLE
Cable,special Purpose,electrical
L3harris Technologies, Inc Div Space & Airborne Systems
5962-01-249-4950124186 INTERCHANGEABLE
Microcircuit,linear
Lockheed Martin Corp
5962-01-474-5402 INTERCHANGEABLE
Microcircuit,linear
Cross-Reference Index
Part NumberManufacturer
3275019-01 PRIMARY Instruments Incorporated Dba Instruments Inc (USA)
124186 L3harris Technologies, Inc. (USA)
Related Parts
4730-00-231-5603INTERCHANGEABLE
ELBOW,PIPE
AS4854-03
6145-00-908-7678INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
124186
5962-01-249-4950INTERCHANGEABLE
MICROCIRCUIT,LINEAR
124186
5962-01-474-5402INTERCHANGEABLE
MICROCIRCUIT,LINEAR

Frequently Asked Questions

What is NSN 5925-01-523-4244?

NSN 5925-01-523-4244 is a Circuit Breaker, manufactured by Instruments Incorporated Dba Instruments Inc, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-523-4244?

NSN 5925-01-523-4244 has 2 cross-referenced part numbers: 3275019-01 (Instruments Incorporated Dba Instruments Inc), 124186 (L3harris Technologies, Inc.).

What NSN replaces 5925-01-523-4244?

There are 4 known substitutes for 5925-01-523-4244: 4730-00-231-5603, 6145-00-908-7678, 5962-01-249-4950 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3275019-01?

Key specifications for 3275019-01: Special Features: DIMENSIONS 6.25 X 4.65 X 4.5 IN. IN; Part Name Assigned by Controlling Agency: MAIN CIRCUIT BREAKER ASSEMBLY; Pole Quantity: 4; Maximum Continuous Load Current Rating Per Pole: 60.0 AMPERES AC SINGLE LOCATION. 6 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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