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NSN 5925-01-171-8701, 5925011718701
CIRCUIT BREAKER

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 011718701
Codification Country
United States
Item Name Code
INC 00136
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.
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DLMS® Summary

National Stock Number 5925-01-171-8701

National Stock Number (NSN) 5925-01-171-8701, or NIIN 011718701, (circuit breaker) was assigned February 15, 1984 in the Federal Logistics Information System (FLIS). NIIN 011718701 was cancelled on December 2, 2012, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 01, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 00136. [A DEVICE WITH MEANS OTHER THAN FUSES FOR AUTOMATICALLY OPENING THE CIRCUIT IN WHICH IT IS INSTALLED WHEN THE CURRENT VARIES FROM THE PREDETERMINED VALUE FOR WHICH THE DEVICE IS SET. MAY INCLUDE PROVISIONS FOR MANUAL OPERATION. AT LEAST ONE SET OF CONTACTS MUST BE IN SERIES WITH THE ACTUATING ELEMENT(S). A COMBINATION OF SEMICONDUCTOR AND PASSIVE DEVICES MAY BE USED IN LIEU OF CONTACTS. FOR AUTOMATICALLY OPERATED ITEMS IN WHICH THE ACTUATING (TRIPPING) ELEMENT AND CONTACTS ARE NOT IN SERIES, SEE RELAY (AS MODIFIED). FOR ITEMS WHICH ARE OPERATED BOTH MANUALLY AND AUTOMATICALLY BUT THE ACTUATING ELEMENTS AND CONTACT ARE NOT IN SERIES, SEE RELAY-SWITCH. EXCLUDES:CIRCUIT BREAKER BOX AND MAGNETO "BREAKER" ASSEMBLIES. SEE ALSO SWITCH (AS MODIFIED); AND CONTROLLER.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5925011718701 does not contain precious metals.

This information was last updated on .


Technical Characteristics

UNPACKAGED UNIT WEIGHT
(PKWT) 9.500 OUNCES
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 20.0 AMPERES AC ALL LOCATIONS
FEATURES PROVIDED
(CBBL) HIGH INRUSH PROTECTION
THREAD PITCH DIAMETERS
(AAJE) +0.1177/+0.1214 INCHES
POLE QUANTITY
(AKPX) 3
STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
(CPRF) 250.0 AC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 115.0 ALL LOCATIONS
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 3 TOGGLE
ACTUATOR POSITION DESIGNATION
(CPRX) AT EACH POLE
BODY LENGTH
(ADAQ) 2.510 INCHES MAXIMUM
CASE MATERIAL
(ADTV) PLASTIC
MOUNTING SURFACE TO TERMINAL END DISTANCE
(AJWX) 2.553 INCHES MAXIMUM
INTERNAL TRIP RELEASE CONFIGURATION
(CPSM) SERIES TRIP ALL LOCATIONS
THREAD SERIES DESIGNATOR
(THSD) UNC
BODY WIDTH
(ADAT) 2.205 INCHES MINIMUM AND 2.285 INCHES MAXIMUM
RESET METHOD
(CPRQ) MANUAL
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 2.500 MINIMUM AT 200 PCT ALL LOCATIONS AND 20.000 MAXIMUM AT 200 PCT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY
(TTQY) 6 THREADED STUD
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH
(AEBY) 2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM
FRAGILITY FACTOR
(AFJN) MODERATELY RUGGED
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 6 THREADED HOLE
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT ALL LOCATIONS
TRIP RELEASE METHOD
(CPRJ) MAGNETIC-HYDRAULIC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC
(CPRL) TIME DELAY ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) FUNGUS RESISTANT AND MOISTURE RESISTANT AND VIBRATION RESISTANT AND SHOCK RESISTANT AND HUMIDITY RESISTANT
MAIN CONTACT TRIPPING MECHANISM TYPE
(CPRR) TRIP FREE
FREQUENCY IN HERTZ
(FREQ) 50.0 ALL LOCATIONS OR 60.0 ALL LOCATIONS
ACTUATOR FUNCTION
(CPRW) TRIP-RESET
BODY STYLE
(AAQL) MULTIPOLE-MULTIPLE ACTUATOR TYPE
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH
(AEBP) 1.660 INCHES MINIMUM AND 1.960 INCHES MAXIMUM
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 1000.0 AC ALL LOCATIONS
BOSS HEIGHT
(AJEC) 0.140 INCHES NOMINAL
ARC QUENCHING METHOD
(APNQ) MAGNETIC BLOWOUT
SPECIAL HANDLING FEATURE
(BBRJ) MAGNETIC
THREAD QUANTITY PER INCH
(CMLP) 32
NOMINAL THREAD SIZE
(CQJX) 0.138 INCHES
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH
(AEBQ) 0.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH
(AEHA) 0.750 INCHES NOMINAL

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