National Item Identification Number
01-263-5966
012635966
5925-01-263-5966
5925012635966
National Stock Number
Item Name
CIRCUIT BREAKER
Federal Supply Class
5925
Description
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.
Commercial and Government Entity Code (Supplier Data)
53266
AIR PACK PRODUCTS CORP
DBA AIR MASTERS PRODUCTS
20433 NORDHOFF ST
CHATSWORTH
CA
91311
818-882-1036
81541
AIRPAX CORPORATION LLC
DIV POWER PROTECTION PRODUCTS
807 WOODS RD
CAMBRIDGE
MD
21613
410-221-9484
01534
RAYTHEON CO
DIV N&MIS
BLDG. 894 610 DOWELL ST
KEYPORT
WA
98345
360-394-7528
Reference Numbers (Part Numbers)
B21-4-4.00A-02-31
B21-4-4.00A-02-31
28812-000
Required Categories
POLE QUANTITY
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
OPERATING VOLTAG
Required Description
2
4.0 AMPERES AC AND
4.0 AMPERES DC ALL LOCATIONS
250.0 AC AND
50.0 DC ALL L