PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BACC18G35Circuit Breaker

The Boeing Company Div Defense · NSN 5925-01-171-9421 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-171-9421 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-171-9421. Primary manufacturer part number: BACC18G35.
Features
  • Circuit Breaker — FSC 5925
  • Special Handling Feature: MAGNETIC
  • Center to Center Distance Between Terminals Parallel to Length: 1.158 INCHES MINIMUM AND 1.218 INCHES MAXIMUM IN
  • Fragility Factor: MODERATELY RUGGED
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S)
  • Mounting Surface to Terminal End Distance: 2.000 INCHES MAXIMUM IN
  • Pole Quantity: 1
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 1.807 INCHES MINIMUM AND 1.817 INCHES MAXIMUM IN
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-171-9421, 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 The Boeing Company Div Defense. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN5925-01-171-9421
Primary Part NumberBACC18G35
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Special Handling FeatureMAGNETIC
Center to Center Distance Between Terminals Parallel to Length1.158 INCHES MINIMUM AND 1.218 INCHES MAXIMUM IN
Fragility FactorMODERATELY RUGGED
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Mounting Surface to Terminal End Distance2.000 INCHES MAXIMUM IN
Pole Quantity1
Distance Between Centerlines of Mounting Facilities Parallel to Body Length1.807 INCHES MINIMUM AND 1.817 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Storage TypeGENERAL PURPOSE WAREHOUSE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Inclosure Protection Type for Which DesignedVIBRATION RESISTANT
Maximum Continuous Load Current Rating Per Pole35.0 AMPERES AC AND 35.0 AMPERES DC SINGLE LOCATION
Manual Actuator Type and Quantity1 PUSH-PULL
Body StyleSINGLE POLE TYPE
Unpackaged Unit Weight160.000 POUNDS NOMINAL LBS
Main Contact Tripping Mechanism TypeTRIP FREE
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Frequency in Hertz400.0 SINGLE LOCATION
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent138.0 SINGLE LOCATION
Trip Release MethodMAGNETIC SINGLE LOCATION
Nominal Thread Size0.138 INCHES IN
Trip Delay Time in Seconds Per Rated Continuous Current5.000 MINIMUM AT 200 PCT AND 60.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Actuator FunctionTRIP-RESET
Internal Trip Release ConfigurationSERIES TRIP SINGLE LOCATION
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps5000.0 AC AND 5000.0 DC SINGLE LOCATION
MaterialPLASTIC CASE
Actuator Position DesignationAT POLE ONE
Reset MethodMANUAL
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Terminal Type and Quantity2 TAB W/SCREW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5120-00-224-257317Y1489PC696 INTERCHANGEABLE
Wrench,socket
Naval Ship Systems Command
3110-00-363-736321142 INTERCHANGEABLE
Plate,retaining,bearing
Industrial Technologies and Services Llc
5925-00-984-9574104-235-102 INTERCHANGEABLE
Circuit Breaker
Te Connectivity Corporation
6625-01-085-95882035B-40VDC INTERCHANGEABLE
Voltmeter
Hoyt Electrical Instrument Works, Inc. Dba Hoyt Electrical Instrument Works Inc
Cross-Reference Index
Part NumberManufacturer
100-007-35 Safran Power Usa, Llc (USA)
MP106 Safran Electrical & Power Usa, Llc Dba Labinal Power Sysyems Use CAGE Code 81640 for Cataloging (USA)
MP106A Safran Electrical & Power Usa, Llc Dba Labinal Power Sysyems Use CAGE Code 81640 for Cataloging (USA)
2035B Te Connectivity Corporation (USA)
BACC18G35 PRIMARY The Boeing Company Div Defense (USA)
104-235-103 Te Connectivity Corporation (USA)
Related Parts
5120-00-224-2573INTERCHANGEABLE
WRENCH,SOCKET
17Y1489PC696
3110-00-363-7363INTERCHANGEABLE
PLATE,RETAINING,BEARING
21142
5925-00-984-9574INTERCHANGEABLE
CIRCUIT BREAKER
104-235-102
6625-01-085-9588INTERCHANGEABLE
VOLTMETER
2035B-40VDC

Frequently Asked Questions

What is NSN 5925-01-171-9421?

NSN 5925-01-171-9421 is a Circuit Breaker, manufactured by The Boeing Company Div Defense, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-171-9421?

NSN 5925-01-171-9421 has 6 cross-referenced part numbers: 100-007-35 (Safran Power Usa, Llc), MP106 (Safran Electrical & Power Usa, Llc Dba Labinal Power Sysyems Use CAGE Code 81640 for Cataloging), MP106A (Safran Electrical & Power Usa, Llc Dba Labinal Power Sysyems Use CAGE Code 81640 for Cataloging), 2035B (Te Connectivity Corporation), BACC18G35 (The Boeing Company Div Defense) and 1 more.

What NSN replaces 5925-01-171-9421?

There are 4 known substitutes for 5925-01-171-9421: 5120-00-224-2573, 3110-00-363-7363, 5925-00-984-9574 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BACC18G35?

Key specifications for BACC18G35: Special Handling Feature: MAGNETIC; Center to Center Distance Between Terminals Parallel to Length: 1.158 INCHES MINIMUM AND 1.218 INCHES MAXIMUM IN; Fragility Factor: MODERATELY RUGGED; Mounting Facility Type and Quantity: 2 THREADED HOLE(S). 30 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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