PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA55571/07-011Circuit Breaker

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5925-00-173-7634 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-173-7634 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-173-7634. Primary manufacturer part number: AA55571/07-011.
Features
  • Circuit Breaker — FSC 5925
  • Trip Release Method: THERMAL SINGLE LOCATION
  • Main Contact Tripping Mechanism Type: TRIP FREE
  • Material: PLASTIC CASE
  • Maximum Continuous Load Current Rating Per Pole: 135.0 AMPERES DC SINGLE LOCATION
  • Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent: 125.0 SINGLE LOCATION
  • Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATION
  • Operating Voltage Type and Rating Per Pole in Volts: 30.0 DC SINGLE LOCATION
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-173-7634, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5925-00-173-7634
Primary Part NumberAA55571/07-011
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Trip Release MethodTHERMAL SINGLE LOCATION
Main Contact Tripping Mechanism TypeTRIP FREE
MaterialPLASTIC CASE
Maximum Continuous Load Current Rating Per Pole135.0 AMPERES DC SINGLE LOCATION
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 SINGLE LOCATION
Internal Trip Release ConfigurationSERIES TRIP SINGLE LOCATION
Operating Voltage Type and Rating Per Pole in Volts30.0 DC SINGLE LOCATION
Terminal Type and Quantity2 SCREW
Trip Delay Time in Seconds Per Rated Continuous Current20.000 NOMINAL AT 200 PCT SINGLE LOCATION
Thread Series DesignatorUNF
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Center to Center Distance Between Terminals Parallel to Length1.062 INCHES NOMINAL IN
Pole Quantity1
Thread Quantity Per Inch32
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.406 INCHES NOMINAL IN
Body StyleSINGLE POLE TYPE
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Nominal Thread Size0.190 INCHES IN
Body Width1.875 INCHES NOMINAL IN
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps900.0 DC SINGLE LOCATION
Trip Release Ambient Temp Rating77.0 FAHRENHEIT NOMINAL SINGLE LOCATION DEGF
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Reset MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5925-00-247-2076 INTERCHANGEABLE
Circuit Breaker
5925-00-295-5460 INTERCHANGEABLE
Circuit Breaker
5925-00-350-4480 INTERCHANGEABLE
Circuit Breaker
5925-00-420-8561PDLA-40 INTERCHANGEABLE
Circuit Breaker
Sensata Technologies, Inc. Div Sensata Attleboro
5925-00-708-8769 INTERCHANGEABLE
Circuit Breaker
5925-00-709-9437 INTERCHANGEABLE
Circuit Breaker
5925-01-092-9694 INTERCHANGEABLE
Circuit Breaker
5925-01-265-7692 INTERCHANGEABLE
Circuit Breaker
5925-01-429-4554 INTERCHANGEABLE
Circuit Breaker
5925-01-430-4757 INTERCHANGEABLE
Circuit Breaker
Cross-Reference Index
Part NumberManufacturer
AA55571/07-011 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-55571/7 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
PDLA-135 Sensata Technologies, Inc. Div Sensata Attleboro (USA)
M13516/7-11 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA55571/07 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
PLA-135 Sensata Technologies, Inc. Div Sensata Attleboro (USA)
Related Parts
5925-00-247-2076INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-295-5460INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-350-4480INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-420-8561INTERCHANGEABLE
CIRCUIT BREAKER
PDLA-40
5925-00-708-8769INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-709-9437INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-092-9694INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-265-7692INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-429-4554INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-430-4757INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5925-00-173-7634?

NSN 5925-00-173-7634 is a Circuit Breaker, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5925 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5925-00-173-7634?

NSN 5925-00-173-7634 has 6 cross-referenced part numbers: AA55571/07-011 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-55571/7 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), PDLA-135 (Sensata Technologies, Inc. Div Sensata Attleboro), M13516/7-11 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA55571/07 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 1 more.

What NSN replaces 5925-00-173-7634?

There are 10 known substitutes for 5925-00-173-7634: 5925-00-247-2076, 5925-00-295-5460, 5925-00-350-4480 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA55571/07-011?

Key specifications for AA55571/07-011: Trip Release Method: THERMAL SINGLE LOCATION; Main Contact Tripping Mechanism Type: TRIP FREE; Material: PLASTIC CASE; Maximum Continuous Load Current Rating Per Pole: 135.0 AMPERES DC SINGLE LOCATION. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5925-00-173-7634 still in active supply?

NSN 5925-00-173-7634 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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