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National Stock Number:
4820-01-262-7521
Federal Supply Class:
4820
National Item Identification Number:
012627521
Description:
VALVE,DIAPHRAGM,STOP
Detail:
A VALVE DESIGNED SPECIFICALLY SO THE DIAPHRAGM SEALS THE FLOW STREAM FROM THE VALVE OPERATING MECHANISM. THE FLOW IS CONTROLLED BY THE LIFTING OF THE DIAPHRAGM FROM OR COMPRESSING IT AGAINST AN INTEGRAL SEAT. FOR PACKLESS DIAPHRAGM VALVES WHICH UTILIZE A DIAPHRAGM AS PACKING AND A DISK TO CONTROL THE FLOW, SEE VALVE, Y.
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Manufacturer Information:
| 85869 | 86184 | GRISWOLD INDUSTRIES | | 85869 ASSY 85869-00 | 86184 | GRISWOLD INDUSTRIES | | 85869-00 | 86184 | GRISWOLD INDUSTRIES | | 85869G | 86184 | GRISWOLD INDUSTRIES |
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Techincal Specification:
| BOLT HOLE NOMINAL DIAMETER | 0.687 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BOLT CIRCLE NOMINAL DIAMETER | 6.062 INCHES ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | FACE TO FACE DISTANCE | 13.750 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MATERIAL | RUBBER SYNTHETIC FLOW CONTROL DEVICE | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 7.190 INCHES ALL ENDS | | NOMINAL THICKNESS | 1.000 INCHES ALL ENDS | | SPECIAL FEATURES | TWO BOSSES IN BODY ARE NOT DRILLED OR THD,ON INLET SIDE | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 3.500 INCHES | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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