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		                        | National Stock Number:
 4310-01-569-2924
 
 Federal Supply Class:
 4310
 
 National Item Identification Number:
 015692924
 
 Description:
 DIAPHRAGM,PUMP,SPECIAL SHAPED
 
 Detail:
 AN ITEM CONSTRUCTED OF ONE OR MORE LAYERS OF THIN FLEXIBLE MATERIAL, EITHER LAMINATED OR SEPARATED. IT IS DESIGNED TO FORM A TIGHT SEAL BETWEEN THE OPENINGS OF A PUMP AND TO TRANSMIT PRESSURE INDUCTED MOTION EITHER DIRECTLY OR THROUGH A MECHANICAL LINKAGE. THE ITEM MAY CONTAIN BOLT HOLES AND/OR A CENTER HOLE. EXCLUDES DIAPHRAGM, VALVE, SPECIAL SHAPED.
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 Manufacturer Information:
 
 | E90066 | 30128 | WALCHEM CORP |  | INST MAN EZ-SERIES IT. 8 | 30128 | WALCHEM CORP | 
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 Techincal Specification:
 
 | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE AND RUBBER |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | DIAPHRAGM AND RETAINER, Z20 |  | SPECIAL FEATURES | MATERIAL: PTFE BONDED TO EPDM; INCLUDES RETAINER; NEXT HIGHER ASSY: P/N EZB20D1-VC SINGLE HEAD CHEMICAL FEED PUMP | 
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