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Technical Data Sheet

666144-189 — Technical Data Sheet

✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: SINGLE POLE TYPE, body_width: 0.720 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN, body_height: 2.570 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN, body_length: 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN, boss_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System under NSN 5925-00-682-4096, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 666144-189
NSN: 5925-00-682-4096
FSC: 5925
CAGE: 12436 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DIV BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleSINGLE POLE TYPE
body_width0.720 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
body_height2.570 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN
body_length2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
boss_height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
reset_methodMANUAL
storage_typeGENERAL PURPOSE WAREHOUSE
pole_quantity1
fragility_factorMODERATELY RUGGED
actuator_functionTRIP-RESET
frequency_in_hertz60.0 SINGLE LOCATION
NSN5925-00-682-4096
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN 666144-189 MFR CIRCUIT BREAKER
KEY FEATURES
•
MANUAL ACTUATOR TYPE AND QUANTITY: 1 TOGGLE
•
SPECIFICATION/STANDARD DATA: 81348-W-C-375/1 GOVERNMENT SPECIFICATION
•
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS: 10000.0 AC SINGLE LOCATION
•
FREQUENCY IN HERTZ: 60.0 SINGLE LOCATION
•
ACTUATOR FUNCTION: TRIP-RESET
•
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 125.0 SINGLE LOCATION
•
TRIP RELEASE METHOD: THERMAL-MAGNETIC SINGLE LOCATION
•
TRIP RELEASE CHARACTERISTIC: TIME DELAY SINGLE LOCATION
TECHNICAL CHARACTERISTICS
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
SPECIFICATION/STANDARD DATA81348-W-C-375/1 GOVERNMENT SPECIFICATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS10000.0 AC SINGLE LOCATION
FREQUENCY IN HERTZ60.0 SINGLE LOCATION
ACTUATOR FUNCTIONTRIP-RESET
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 SINGLE LOCATION
TRIP RELEASE METHODTHERMAL-MAGNETIC SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT120.000 MAXIMUM AT 200 PCT SINGLE LOCATION
MATERIALPLASTIC CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
WC375-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1SB1080InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
014206-0001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A116-800W2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
WC375/01-011InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
Q0160InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 666144-189?
666144-189 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 666144-189?
There are 22 known substitutes for 666144-189: WC375-1, 1SB1080, 014206-0001 and 19 more. Substitute compatibility should be verified for your specific system.
Is 666144-189 still available?
666144-189 is currently cancelled.
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