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National Stock Number:
4820-00-068-8640
Federal Supply Class:
4820
National Item Identification Number:
000688640
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:
| 8397BSLCSSR2 | 11931 | SARAN PROTECTIVE COATINGS CO |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES 1ST END | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES 1ST END | | BOLT HOLE QUANTITY | 4 1ST END | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | BOLTED | | CONNECTION TYPE | FLANGE 1ST END | | FACE TO FACE DISTANCE | 5.750 INCHES | | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END | | FLANGE SHAPE | ROUND WITH HOLES 1ST END | | NOMINAL OUTSIDE DIAMETER | 4.250 INCHES 1ST END | | NOMINAL THICKNESS | 0.500 INCHES 1ST END | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE BODY LINING | | MATERIAL | RUBBER CHLOROPRENE CLASS CR FLOW CONTROL DEVICE | | MATERIAL | STEEL BODY | | MATERIAL | STEEL STEM | | RAISED FACE NOMINAL DIAMETER | 1.938 INCHES 1ST END | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 1ST END | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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