Product Details | CIRCUIT BREAKER

5925-01-018-4285 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.

Part Alternates: M55629/5-070, M556295070, MIL-C-55629/5, MILC556295, 5925-01-018-4285, 01-018-4285, 5925010184285, 010184285

Electrical and Electronic Equipment Components | Circuit Breakers

Supply Group (FSG) NSN Assign. NIIN
59 26 MAR 1976 01-018-4285

Drawings & Photos | NSN 5925-01-018-4285


Demand History | NSN 5925-01-018-4285

Part Number Request Date QTY Origin
5925-01-018-4285 2018-12-347 30 DIBBS
5925-01-018-4285 2015-02-43 27 DIBBS
5925-01-018-4285 2014-01-09 12 DIBBS
5925-01-018-4285 2010-07-211 9 DIBBS
5925-01-018-4285 2010-02-36 4 DIBBS
5925-01-018-4285 2009-10-292 4 DIBBS
5925-01-018-4285 2009-09-244 11 DIBBS
M556295070 2009-03-77 2 United Arab Emirates
M556295070 2008-01-23 1 PK
5925-01-018-4285 2006-06-157 5 DIBBS

Cross Reference | NSN 5925-01-018-4285

Part Number Cage Code Manufacturer
M55629/5-070 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-C-55629/5 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5925-01-018-4285

Characteristic Specifications
POLE QUANTITY 3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 8.0 AMPERES AC ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 240.0 AC ALL LOCATIONS
FREQUENCY IN HERTZ 400.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 1000.0 AC ALL LOCATIONS
CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
TRIP RELEASE METHOD MAGNETIC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC TIME DELAY ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 9.500 MINIMUM AT 200 PCT AND 150.000 MAXIMUM AT 200 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 150.0 ALL LOCATIONS
RESET METHOD MANUAL
MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
BODY STYLE 8C MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY LENGTH 2.510 INCHES MAXIMUM
BODY WIDTH 2.156 INCHES MINIMUM AND 2.344 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 1.660 INCHES MINIMUM AND 1.960 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
BOSS HEIGHT 0.109 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE 2.553 INCHES MAXIMUM
CASE MATERIAL PLASTIC
MOUNTING FACILITY TYPE AND QUANTITY 6 THREADED HOLE
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD SIZE 0.138 INCHES
THREAD QUANTITY PER INCH 32
MANUAL ACTUATOR TYPE AND QUANTITY 3 TOGGLE
ACTUATOR FUNCTION TRIP-RESET
ACTUATOR POSITION DESIGNATION AT EACH POLE
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT ONE, TWO, AND THREE LINKED
TERMINAL TYPE AND QUANTITY 6 THREADED STUD
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED FUNGUS RESISTANT AND MOISTURE RESISTANT
SPECIAL FEATURES WEAPON SYSTEM CRITICAL ITEM
TEST DATA DOCUMENT 81349-MIL-C-55629 SPECIFICATION

Restrictions/Controls & Freight Information | NSN 5925-01-018-4285

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; 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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
NMF Description 061300 CIRCUIT BREAKER/SWITCH NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 658 unknown
Originating Activity Code TX Defense Supply Center Columbus
Columbus, OH 43218
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5925-01-018-4285

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeEHSX:ELECTRONIC COMPONENTS
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each