NSN 5925-01-303-7504 M55629/21FRFR, M5562921FRFR, MIL-PRF-55629/21
Product Details | CIRCUIT BREAKER
5925-01-303-7504 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: M55629/21FRFR, M5562921FRFR, MIL-PRF-55629/21, MILPRF5562921, 5925-01-303-7504, 01-303-7504, 5925013037504, 013037504
Electrical and Electronic Equipment Components | Circuit Breakers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | 05 JUL 1989 | 01-303-7504 | 00136 ( CIRCUIT BREAKER ) |
Drawings & Photos | NSN 5925-01-303-7504
Demand History | NSN 5925-01-303-7504
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| IUGN666-1REC4-41F-1.00 | 2024-06-179 | 18 | DIBBS |
| IUGN666-1REC4-41F-1.00 | 2023-08-213 | 5 | DIBBS |
| IUGN666-1REC4-41F-1.00 | 2023-04-117 | 5 | DIBBS |
| IUGN666-1REC4-41F-1.00 | 2023-02-40 | 5 | DIBBS |
| 5925-01-303-7504 | 2019-10-304 | 14 | DIBBS |
| 5925-01-303-7504 | 2019-05-122 | 14 | DIBBS |
| 5925-01-303-7504 | 2014-11-316 | 17 | DIBBS |
| 5925-01-303-7504 | 2012-02-39 | 6 | DIBBS |
| 5925-01-303-7504 | 2011-10-290 | 4 | DIBBS |
| 5925-01-303-7504 | 2009-04-114 | 5 | DIBBS |
| 5925-01-303-7504 | 2008-12-340 | 4 | DIBBS |
| 5925-01-303-7504 | 2008-08-214 | 3 | DIBBS |
| 5925-01-303-7504 | 2007-02-32 | 2 | DIBBS |
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Related Products | NSN 5925-01-303-7504
Technical Data | NSN 5925-01-303-7504
| Characteristic | Specifications |
|---|---|
| POLE QUANTITY | 2 |
| MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 1.0 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 | 0.600 MINIMUM AT 150 PCT AND 5.800 MAXIMUM AT 150 PCT ALL LOCATIONS |
| ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 150.0 ALL LOCATIONS |
| ULTIMATE TRIP TIME PER POLE IN SECONDS | 0.600 MINIMUM AND 5.800 MAXIMUM ALL LOCATIONS |
| RESET METHOD | MANUAL |
| MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| BODY STYLE | 1B MULTIPOLE-SINGLE ACTUATOR TYPE |
| BODY LENGTH | 2.000 INCHES NOMINAL |
| BODY WIDTH | 1.515 INCHES MAXIMUM |
| MOUNTING SURFACE TO TERMINAL END DISTANCE | 2.232 INCHES MAXIMUM |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 TERMINAL |
| MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| ACTUATOR FUNCTION | RESET |
| ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| TERMINAL TYPE AND QUANTITY | 4 SCREW |
| AUXILIARY SWITCH FUNCTION AND QUANTITY | 3 CONTROL |
| SWITCH CONTACT ARRANGEMENT | SINGLE POLE, DOUBLE THROW |
| SWITCH CURRENT RATING AND TYPE IN AMPS | 10.0 AC |
| SWITCH VOLTAGE RATING AND TYPE IN VOLTS | 250.0 AC |
| SWITCH TERMINAL TYPE | TAB, SOLDER LUG |
| INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | FUNGUS RESISTANT AND MOISTURE RESISTANT AND DUSTTIGHT |
| FEATURES PROVIDED | HIGH INRUSH PROTECTION |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-PRF-55629/21 |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M55629/21FRFR |
Restrictions/Controls & Freight Information | NSN 5925-01-303-7504
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | P | There 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| 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 | HD | Naval Inventory Control Point Mechanicsburg, PA 17055-0788 |
| 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 5925-01-303-7504
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Z | INSURANCE/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 Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |