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INVENTORIES (Tables)
3 Months Ended
Mar. 27, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventories, Net Inventories consisted of the following (in millions):
March 27,
2022
December 31,
2021
Materials, spares and supplies$630 $624 
Work-in-process
2,312 2,163 
Finished goods202 194 
Total inventories$3,144 $2,981