National Item Identification Number

01-498-4770
014984770
5925-01-498-4770
5925014984770

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)

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96169

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96169

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96169

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53711

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53711

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53711

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53711

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Reference Numbers (Part Numbers)

H677-2201-198
H677-2201-382
H677-2201-641
MIL-PRF-39019/4G
M39019/4-215S
56

Required Categories

POLE QUANTITY
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
OPERATING VOLTAG

Required Description

2
1.0 AMPERES AC AND
1.0 AMPERES DC ALL LOCATIONS
240.0 AC AND
50.0 DC ALL L