National Item Identification Number

01-286-9299
012869299
5925-01-286-9299
5925012869299

National Stock Number

Item Name

CIRCUIT BREAKER

Federal Supply Class

5925

Referenced on: http://constructionmisc.tpub.com//TM-9-4940-568-24P/css/TM-9-4940-568-24P_23.htm
Referenced on: http://constructionmisc.tpub.com//TM-9-4940-568-24P/css/TM-9-4940-568-24P_452.htm
Referenced on: http://constructionmisc.tpub.com//TM-9-4940-568-24P/css/TM-9-4940-568-24P_480.htm

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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6A123

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MIDTOWN IGNITION AND PARTS CO
4909 S PULASKI
CHICAGO
IL
60632

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77342

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TYCO ELECTRONICS CORPORATION
INC
8010 PIEDMONT TRIAD PKWY
GREENSBORO
NC
27409
800-806-0480

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NSN (National Stock Number) 5925-01-286-9299, 5925012869299 NIIN (National Identification Number) 01-286-9299, 012869299

Part Numbers (Reference Numbers)

W58-XB1A4A-30
W58XB1A4A-30

Required Categories

POLE QUANTITY
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
OPERATING VOLTAG

Required Description

1
30.0 AMPERES AC AND
30.0 AMPERES DC SINGLE LOCATION
250.0 AC AND
50.0 DC S