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		                        | National Stock Number:
 4820-01-207-9905
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012079905
 
 Description:
 PISTON,VALVE
 
 Detail:
 A CYLINDRICAL ITEM OF VARIOUS CONFIGURATIONS WHICH RECIPROCATES IN A VALVE BODY, ASSISTING IN THE MOVEMENT OF THE DISK TO OPEN OR CLOSE A VALVE. MAY INCLUDE ADDITIONAL COMPONENTS SUCH AS RING(S), COLLAR(S), SPRING(S) AND THE LIKE. EXCLUDES DISK, VALVE.
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 Manufacturer Information:
 
 | 043607 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | A-49120 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | A-49120 PIECE 38 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | A-49148 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | A-49148 PIECE 38 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | S44476 | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP | 
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 Techincal Specification:
 
 | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-164, CLASS A ASSN STD SINGLE MATERIAL RESPONSE |  | MATERIAL | COPPER ALLOY |  | VALVE DESIGN CONTROL ACTIVITY | 15187 |  | VALVE MODEL NUMBER FOR WHICH DESIGNED | 2-1/2H3-1/2 HNB-H |  | VALVE TYPE FOR WHICH DESIGNED | RELIEF | 
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