3040-00-929-3972 COLLAR,SHAFT Index 4140-00-929-3974 FAN,CENTRIFUGAL

National Stock Number:
5120-00-929-3973

Federal Supply Class:
5120

National Item Identification Number:
009293973

Description:
PUNCH,DAPPING

Detail:
AN ITEM CONSISTING OF STEEL BAR HAVING ONE END BALL SHAPED. IT IS USED TO FORM FLAT METAL SHEETS INTO A HEMISPHERICAL SHAPE BY WORKING IT AGAINST A DIE AND STRIKING THE OPPOSITE END OF PUNCH WITH A HAMMER.


Manufacturer Information:
21C4061-03407482GENERAL ELECTRIC COMPANY


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