PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E81 U2A/11.022.100.735Circuit Breaker

Northrop Grumman Systems Corporation · NSN 5925-01-431-2180 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-431-2180 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-431-2180. Primary manufacturer part number: E81 U2A/11.022.100.735.
Features
  • Circuit Breaker — FSC 5925
  • Pole Quantity: 1
  • Maximum Continuous Load Current Rating Per Pole: 2.0 AMPERES AC SINGLE LOCATION
  • Operating Voltage Type and Rating Per Pole in Volts: 48.0 DC SINGLE LOCATION
  • 4 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-431-2180, 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 Northrop Grumman Systems Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-431-2180
Primary Part NumberE81 U2A/11.022.100.735
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Pole Quantity1
Maximum Continuous Load Current Rating Per Pole2.0 AMPERES AC SINGLE LOCATION
Operating Voltage Type and Rating Per Pole in Volts48.0 DC SINGLE LOCATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4710-00-177-87564-320-1 INTERCHANGEABLE
Tube,undervoltage
Fireye Inc
3110-00-203-4103158300-4 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5962-00-300-237543-201 INTERCHANGEABLE
Microcircuit,linear
Hydro-Aire Aerospace Corp
3110-00-554-2976A246405A INTERCHANGEABLE
Bearing,ball,annular
Chrysler Realty Company Llc Dba Daimler Chrysler
5331-01-256-0430432-01 INTERCHANGEABLE
O-Ring
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5330-01-278-649443201 INTERCHANGEABLE
Seal
A W Chesterton Co Div Sealing Device Division
7035-01-449-46684320-1 INTERCHANGEABLE
Receiver-Transmitter,digital DAT
Lancast Inc
7050-01-506-90284320-1 INTERCHANGEABLE
Converter,digital to Digital
Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc
Cross-Reference Index
Part NumberManufacturer
43.201 Thrane & Thrane Aalborg A/s (DNK)
E81 U2A/11.022.100.735 PRIMARY Northrop Grumman Systems Corporation (USA)
43.201 Northrop Grumman Systems Corporation (USA)
43.201 Cobham Satcom (DNK)
Related Parts
4710-00-177-8756INTERCHANGEABLE
TUBE,UNDERVOLTAGE
4-320-1
3110-00-203-4103INTERCHANGEABLE
BEARING,BALL,ANNULAR
158300-4
5962-00-300-2375INTERCHANGEABLE
MICROCIRCUIT,LINEAR
43-201
3110-00-554-2976INTERCHANGEABLE
BEARING,BALL,ANNULAR
A246405A
5331-01-256-0430INTERCHANGEABLE
O-RING
432-01
5330-01-278-6494INTERCHANGEABLE
SEAL
43201
7035-01-449-4668INTERCHANGEABLE
RECEIVER-TRANSMITTER,DIGITAL DAT
4320-1
7050-01-506-9028INTERCHANGEABLE
CONVERTER,DIGITAL TO DIGITAL
4320-1

Frequently Asked Questions

What is NSN 5925-01-431-2180?

NSN 5925-01-431-2180 is a Circuit Breaker, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-431-2180?

NSN 5925-01-431-2180 has 4 cross-referenced part numbers: 43.201 (Thrane & Thrane Aalborg A/s), E81 U2A/11.022.100.735 (Northrop Grumman Systems Corporation), 43.201 (Northrop Grumman Systems Corporation), 43.201 (Cobham Satcom).

What NSN replaces 5925-01-431-2180?

There are 8 known substitutes for 5925-01-431-2180: 4710-00-177-8756, 3110-00-203-4103, 5962-00-300-2375 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E81 U2A/11.022.100.735?

Key specifications for E81 U2A/11.022.100.735: Pole Quantity: 1; Maximum Continuous Load Current Rating Per Pole: 2.0 AMPERES AC SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 48.0 DC SINGLE LOCATION. 3 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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