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		                        | National Stock Number:
 1025-37-520-5958
 
 Federal Supply Class:
 1025
 
 National Item Identification Number:
 375205958
 
 Description:
 BREECH MECHANISM
 
 Detail:
 A GROUP OF ITEMS THAT FUNCTION TO OPEN AND CLOSE THE BREECH. IT MAY INCLUDE A SEMIAUTOMATIC DROP BLOCK, CASE EXTRACTION, AND ELECTRIC FIRING. IT MAY PROVIDE MANUAL AND/OR AUTOMATIC OPENING OF A BREECH, EJECTION OF SPENT CARTRIDGE CASE, AND AUTOMATIC CLOSING WHEN CHAMBERING THE NEXT ROUND.
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 Manufacturer Information:
 
 | A20015541 | 1574F | WIA CO.,LTD |  | A20015541 | 3999F | DEFENSE ACQUISITION PROGRAM ADMINISTRATION, R.O.K | 
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