NSN 5925-01-263-5966
Part Details | CIRCUIT BREAKER
5925-01-263-5966 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.
Alternate Parts: B2144.00A0231, B21-4-4.00A-02-31, 28812000, 28812-000, B2144.00A0231, B21-4-4.00A-02-31, 5925-01-263-5966, 01-263-5966, 5925012635966, 012635966
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
59 | SEP 16, 1987 | 01-263-5966 | 00136 ( CIRCUIT BREAKER ) |
REFERENCE DRAWINGS & PICTURES
MULTIPOLE-SINGLE ACTUATOR TYPE

Cross Reference | NSN 5925-01-263-5966
Part Number | Cage Code | Manufacturer |
---|---|---|
B21-4-4.00A-02-31 | 53266 | AIRPAK PRODUCTS CORPORATIONDBA AIR MASTERS PRODUCTS |
28812-000 | 01534 | RAYTHEON COMPANYDBA RAYTHEON |
B21-4-4.00A-02-31 | 81541 | SENSATA TECHNOLOGIES MARYLAND, INC |
Technical Data | NSN 5925-01-263-5966
Characteristic | Specifications |
---|---|
POLE QUANTITY | 2 |
TERMINAL TYPE AND QUANTITY | 4 TAB, SOLDER LUG |
RESET METHOD | MANUAL |
BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |
CASE MATERIAL | PLASTIC |
MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BUSHING |
MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
BUSHING LENGTH | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
BODY LENGTH | 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM |
BODY WIDTH | 1.294 INCHES MINIMUM AND 1.314 INCHES MAXIMUM |
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 1.095 INCHES MINIMUM AND 1.155 INCHES MAXIMUM |
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
MOUNTING SURFACE TO TERMINAL END DISTANCE | 1.930 INCHES MINIMUM AND 1.990 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNEF |
NOMINAL THREAD SIZE | 0.375 INCHES |
THREAD QUANTITY PER INCH | 32 |
MANUAL ACTUATOR TYPE AND QUANTITY | 1 PUSH-PULL |
ACTUATOR FUNCTION | TRIP-RESET |
ACTUATOR POSITION DESIGNATION | BETWEEN POLE ONE AND TWO |
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | SHOCK RESISTANT AND VIBRATION RESISTANT |
STORAGE TYPE | E ANY ACCEPTABLE |
UNPACKAGED UNIT WEIGHT | 2.400 OUNCES |
SPECIAL HANDLING FEATURE | MAGNETIC |
FRAGILITY FACTOR | MODERATELY RUGGED |