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NSN 5925-00-581-1888, 5925005811888
Cancelled -> Replaced by 5925005499691

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 005811888
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 5925-00-581-1888

National Stock Number (NSN) 5925-00-581-1888, or NIIN 005811888, (circuit breaker) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005811888 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 3 stock numbers: 5925005499691, 5925004293255, 5925002791332.

There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier 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 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 5925005811888 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
(CPRF) 600.0 AC ALL LOCATIONS
ARC QUENCHING METHOD
(APNQ) DEION
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 4 UNTHREADED HOLE
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT ALL LOCATIONS
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 50.0 AMPERES AC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 125.0 ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 200.000 MINIMUM AT 125 PCT ALL LOCATIONS AND 2700.000 MAXIMUM AT 125 PCT ALL LOCATIONS AND 20.000 MINIMUM AT 200 PCT ALL LOCATIONS AND 60.000 MAXIMUM AT 200 PCT ALL LOCATIONS AND 5.500 MINIMUM AT 300 PCT ALL LOCATIONS AND 15.000 MAXIMUM AT 300 PCT ALL LOCATIONS
SPECIAL FEATURES
(FEAT) MTG HOLES ON 7.250 BY 1.375 IN. MTG CENTERS
TERMINAL TYPE AND QUANTITY
(TTQY) 6 SCREW
ULTIMATE TRIP TIME PER POLE IN SECONDS
(CPRP) 200.000 MINIMUM ALL LOCATIONS AND 2700.000 MAXIMUM ALL LOCATIONS
RESET METHOD
(CPRQ) MANUAL
ACTUATOR FUNCTION
(CPRW) TRIP W/SEPARATE RESET
POLE QUANTITY
(AKPX) 3
OVERALL LENGTH
(ABHP) 9.375 INCHES NOMINAL
OVERALL HEIGHT
(ABKW) 4.938 INCHES NOMINAL
TRIP RELEASE METHOD
(CPRJ) THERMAL-MAGNETIC ALL LOCATIONS
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 1 TOGGLE
TRIP RELEASE AMBIENT TEMP RATING
(CRCF) 25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
FREQUENCY IN HERTZ
(FREQ) 60.0 ALL LOCATIONS
CASE MATERIAL
(ADTV) PLASTIC
UNTHREADED MOUNTING HOLE DIAMETER
(AEBV) 0.281 INCHES NOMINAL
MAIN CONTACT TRIPPING MECHANISM TYPE
(CPRR) TRIP FREE
OVERALL WIDTH
(ABMK) 4.125 INCHES NOMINAL
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 15000.0 AC ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) DUSTPROOF
OPERATING VOLTAG
(CPRF) 600.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC
(CPRL) INSTANTANEOUS ALL LOCATIONS AND TIME DELAY ALL LOCATIONS

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