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NSN 5925-01-497-1932, 5925014971932
CIRCUIT BREAKER

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 014971932
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 5925-01-497-1932

National Stock Number (NSN) 5925-01-497-1932, or NIIN 014971932, (circuit breaker) was assigned May 13, 2002 in the Federal Logistics Information System (FLIS). NIIN 014971932 was cancelled on November 2, 2014, 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 5 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. 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: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

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 5925014971932 does not contain precious metals.

This information was last updated on .


Technical Characteristics

TRIP RELEASE CHARACTERISTIC
(CPRL) TIME DELAY ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS
(CPRP) 0.800 MINIMUM ALL LOCATIONS AND 7.000 MAXIMUM ALL LOCATIONS
AUXILIARY SWITCH FUNCTION AND QUANTITY
(CPRZ) 1 ALARM
SWITCH LOCATION AND POSITION DESIGNATION
(CQSM) INTERNAL AT POLE ONE
SWITCH CURRENT RATING AND TYPE IN AMPS
(CSSX) 5.0 AC AND 1.0 DC
TEST DATA DOCUMENT
(TEST) 81349-MIL-C-55629 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
BOSS HEIGHT
(AJEC) 0.220 INCHES NOMINAL
INTERNAL TRIP RELEASE CONFIGURATION
(CPSM) SERIES TRIP ALL LOCATIONS
FREQUENCY IN HERTZ
(FREQ) 60.0 ALL LOCATIONS
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH
(AEBP) 3.480 INCHES MINIMUM AND 3.614 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH
(AEHA) 1.026 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 3 TOGGLE
SPECIFICATION/STANDARD DATA
(ZZZK) 81349-MIL-C-55629/17 GOVERNMENT SPECIFICATION
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 6 THREADED HOLE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 1000.0 ALL LOCATIONS
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT
(CPRY) ONE, TWO, AND THREE LINKED
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 0.150 MINIMUM AT 200 PCT ALL LOCATIONS AND 1.000 MAXIMUM AT 200 PCT ALL LOCATIONS AND 0.032 MINIMUM AT 400 PCT ALL LOCATIONS AND 0.250 MAXIMUM AT 400 PCT ALL LOCATIONS AND 0.110 MAXIMUM AT 800 PCT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY
(TTQY) 6 THREADED STUD
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH
(AEBY) 2.750 INCHES NOMINAL
THREAD QUANTITY PER INCH
(CMLP) 32
TRIP RELEASE METHOD
(CPRJ) MAGNETIC ALL LOCATIONS
SWITCH TERMINAL TYPE
(CRTK) PIN
MAIN CONTACT TRIPPING MECHANISM TYPE
(CPRR) TRIP FREE
CASE MATERIAL
(ADTV) PLASTIC
END ITEM IDENTIFICATION
(AGAV) WEAPON LAUNCH CONSOLE ASSEMBLY FOR LOSANGELES CLASS SUBMARINE 688
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 100.0 AMPERES AC ALL LOCATIONS
SPECIAL FEATURES
(FEAT) CIRCUIT BREAKER HAS THREE POLE, SINGLE THROW NORMALLY OPEN SWITCH CONTACT ARRANGEMENT; MOUNT IN VERTICAL PLANE
THREAD SERIES DESIGNATOR
(THSD) UNC
MOUNTING SURFACE TO TERMINAL END DISTANCE
(AJWX) 3.460 INCHES MINIMUM AND 3.580 INCHES MAXIMUM
ACTUATOR FUNCTION
(CPRW) TRIP-RESET
BODY LENGTH
(ADAQ) 5.125 INCHES NOMINAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
(CPRF) 240.0 AC ALL LOCATIONS
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT ALL LOCATIONS
NOMINAL THREAD SIZE
(CQJX) 0.138 INCHES
BODY WIDTH
(ADAT) 3.108 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH
(AEBQ) 0.996 INCHES MINIMUM AND 1.056 INCHES MAXIMUM
POLE QUANTITY
(AKPX) 3
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 1000.0 AC ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) FUNGUS RESISTANT AND MOISTURE RESISTANT AND SALT WATER RESISTANT
BODY STYLE
(AAQL) MULTIPOLE-MULTIPLE ACTUATOR TYPE
RESET METHOD
(CPRQ) MANUAL
ACTUATOR POSITION DESIGNATION
(CPRX) AT EACH POLE
SWITCH VOLTAGE RATING AND TYPE IN VOLTS
(CSWP) 250.0 AC AND 50.0 DC

Manufacturer Part Numbers


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